1152616205772 has 18 divisors (see below), whose sum is σ = 2913557631348. Its totient is φ = 384205401912.

The previous prime is 1152616205759. The next prime is 1152616205791. The reversal of 1152616205772 is 2775026162511.

1152616205772 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 616 + 20 + 5 + 7 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×1152616205772² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16008558378 + ... + 16008558449.

Almost surely, 2^{1152616205772} is an apocalyptic number.

1152616205772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1152616205772 is an abundant number, since it is smaller than the sum of its proper divisors (1760941425576).

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

1152616205772 is a wasteful number, since it uses less digits than its factorization.

1152616205772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32017116837 (or 32017116832 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The spelling of 1152616205772 in words is "one trillion, one hundred fifty-two billion, six hundred sixteen million, two hundred five thousand, seven hundred seventy-two".