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16245050660 = 2253691220063
BaseRepresentation
bin11110010000100011…
…11100110100100100
31112221010221002002222
433020101330310210
5231232213110120
611243551451512
71113365436506
oct171021746444
945833832088
1016245050660
1169869a9003
123194526b98
1316bb784c17
14b0171dd76
1565129d525
hex3c847cd24

16245050660 has 24 divisors (see below), whose sum is σ = 34124004096. Its totient is φ = 6496230240.

The previous prime is 16245050639. The next prime is 16245050663. The reversal of 16245050660 is 6605054261.

It is a self number, because there is not a number n which added to its sum of digits gives 16245050660.

It is not an unprimeable number, because it can be changed into a prime (16245050663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36212 + ... + 183851.

It is an arithmetic number, because the mean of its divisors is an integer number (1421833504).

Almost surely, 216245050660 is an apocalyptic number.

16245050660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16245050660 is an abundant number, since it is smaller than the sum of its proper divisors (17878953436).

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

16245050660 is a wasteful number, since it uses less digits than its factorization.

16245050660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223763 (or 223761 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 16245050660 in words is "sixteen billion, two hundred forty-five million, fifty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 3691 7382 14764 18455 36910 73820 220063 440126 880252 1100315 2200630 4401260 812252533 1624505066 3249010132 4061262665 8122525330 16245050660