1056117872572 has 24 divisors (see below), whose sum is σ = 2223406048640. Its totient is φ = 428799737520.

The previous prime is 1056117872503. The next prime is 1056117872581. The reversal of 1056117872572 is 2752787116501.

It is a super-2 number, since 2×1056117872572² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 992591454 + ... + 992592517.

Almost surely, 2^{1056117872572} is an apocalyptic number.

It is an amenable number.

1056117872572 is an abundant number, since it is smaller than the sum of its proper divisors (1167288176068).

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

1056117872572 is a wasteful number, since it uses less digits than its factorization.

1056117872572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985184001 (or 1985183999 counting only the distinct ones).

The product of its (nonzero) digits is 1646400, while the sum is 52.

The spelling of 1056117872572 in words is "one trillion, fifty-six billion, one hundred seventeen million, eight hundred seventy-two thousand, five hundred seventy-two".