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50164009660 = 225311034871613
BaseRepresentation
bin101110101110000000…
…100000101010111100
311210111000102201120201
4232232000200222330
51310213441302120
635013420453244
73424053022012
oct565600405274
9153430381521
1050164009660
111a302303a26
12987b9aa224
134965a3556b
1425dc4248b2
151488e9040a
hexbae020abc

50164009660 has 96 divisors (see below), whose sum is σ = 110092050432. Its totient is φ = 19178415360.

The previous prime is 50164009603. The next prime is 50164009661. The reversal of 50164009660 is 6690046105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50164009661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31099014 + ... + 31100626.

It is an arithmetic number, because the mean of its divisors is an integer number (1146792192).

Almost surely, 250164009660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50164009660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55046025216).

50164009660 is an abundant number, since it is smaller than the sum of its proper divisors (59928040772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50164009660 is a wasteful number, since it uses less digits than its factorization.

50164009660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243 (or 2241 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 50164009660 in words is "fifty billion, one hundred sixty-four million, nine thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 31 62 103 124 155 206 310 412 487 515 620 974 1030 1613 1948 2060 2435 3193 3226 4870 6386 6452 8065 9740 12772 15097 15965 16130 30194 31930 32260 50003 50161 60388 63860 75485 100006 100322 150970 166139 200012 200644 250015 250805 301940 332278 500030 501610 664556 785531 830695 1000060 1003220 1554991 1571062 1661390 3109982 3142124 3322780 3927655 5150309 6219964 7774955 7855310 10300618 15549910 15710620 20601236 24351461 25751545 31099820 48702922 51503090 80909693 97405844 103006180 121757305 161819386 243514610 323638772 404548465 487029220 809096930 1618193860 2508200483 5016400966 10032801932 12541002415 25082004830 50164009660