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50168700372 = 22372743114833
BaseRepresentation
bin101110101110010010…
…011001110111010100
311210111100021001000210
4232232102121313110
51310221141402442
635014105205420
73424140626400
oct565622316724
9153440231023
1050168700372
111a304a1814a
129881490870
1349669b862b
1425dccc6100
1514895ba19c
hexbae499dd4

50168700372 has 72 divisors (see below), whose sum is σ = 136356647616. Its totient is φ = 14314497792.

The previous prime is 50168700353. The next prime is 50168700397. The reversal of 50168700372 is 27300786105.

It is a self number, because there is not a number n which added to its sum of digits gives 50168700372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 379468 + ... + 494300.

It is an arithmetic number, because the mean of its divisors is an integer number (1893842328).

Almost surely, 250168700372 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 50168700372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68178323808).

50168700372 is an abundant number, since it is smaller than the sum of its proper divisors (86187947244).

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

50168700372 is a wasteful number, since it uses less digits than its factorization.

50168700372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115597 (or 115588 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 50168700372 in words is "fifty billion, one hundred sixty-eight million, seven hundred thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 588 743 1486 2229 2972 4458 5201 8916 10402 15603 20804 31206 36407 62412 72814 109221 114833 145628 218442 229666 344499 436884 459332 688998 803831 1377996 1607662 2411493 3215324 4822986 5626817 9645972 11253634 16880451 22507268 33760902 67521804 85320919 170641838 255962757 341283676 511925514 597246433 1023851028 1194492866 1791739299 2388985732 3583478598 4180725031 7166957196 8361450062 12542175093 16722900124 25084350186 50168700372