1056605515152 has 80 divisors (see below), whose sum is σ = 3107171985408. Its totient is φ = 306262464640.

The previous prime is 1056605515151. The next prime is 1056605515157. The reversal of 1056605515152 is 2515155066501.

It is a super-2 number, since 2×1056605515152² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056605515151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43491048 + ... + 43515335.

Almost surely, 2^{1056605515152} is an apocalyptic number.

1056605515152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1056605515152 is an abundant number, since it is smaller than the sum of its proper divisors (2050566470256).

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

1056605515152 is a wasteful number, since it uses less digits than its factorization.

1056605515152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87006428 (or 87006422 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 42.

The spelling of 1056605515152 in words is "one trillion, fifty-six billion, six hundred five million, five hundred fifteen thousand, one hundred fifty-two".