3160121635572 has 72 divisors (see below), whose sum is σ = 8118694455648. Its totient is φ = 955980991680.

The previous prime is 3160121635549. The next prime is 3160121635579. The reversal of 3160121635572 is 2755361210613.

It is a super-2 number, since 2×3160121635572² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3160121635579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1001503 + ... + 2706150.

Almost surely, 2^{3160121635572} is an apocalyptic number.

It is an amenable number.

3160121635572 is an abundant number, since it is smaller than the sum of its proper divisors (4958572820076).

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

3160121635572 is a wasteful number, since it uses less digits than its factorization.

3160121635572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3708269 (or 3708256 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 3160121635572 in words is "three trillion, one hundred sixty billion, one hundred twenty-one million, six hundred thirty-five thousand, five hundred seventy-two".