1155996709632 has 108 divisors (see below), whose sum is σ = 3333321138784. Its totient is φ = 385297827840.

The previous prime is 1155996709627. The next prime is 1155996709657. The reversal of 1155996709632 is 2369076995511.

1155996709632 is a `hidden beast` number, since 1 + 1 + 5 + 599 + 6 + 7 + 0 + 9 + 6 + 32 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1155996709632.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 50821782 + ... + 50844522.

Almost surely, 2^{1155996709632} is an apocalyptic number.

1155996709632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1155996709632 is an abundant number, since it is smaller than the sum of its proper divisors (2177324429152).

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

1155996709632 is a wasteful number, since it uses less digits than its factorization.

1155996709632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44826 (or 44809 counting only the distinct ones).

The product of its (nonzero) digits is 27556200, while the sum is 63.

The spelling of 1155996709632 in words is "one trillion, one hundred fifty-five billion, nine hundred ninety-six million, seven hundred nine thousand, six hundred thirty-two".