11516497453972 has 24 divisors (see below), whose sum is σ = 23270448469184. Its totient is φ = 4884758860032.

The previous prime is 11516497453963. The next prime is 11516497453987. The reversal of 11516497453972 is 27935479461511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2120118318 + ... + 2120123749.

Almost surely, 2^{11516497453972} is an apocalyptic number.

It is an amenable number.

11516497453972 is an abundant number, since it is smaller than the sum of its proper divisors (11753951015212).

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

11516497453972 is a wasteful number, since it uses less digits than its factorization.

11516497453972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4240242175 (or 4240242173 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 64.

The spelling of 11516497453972 in words is "eleven trillion, five hundred sixteen billion, four hundred ninety-seven million, four hundred fifty-three thousand, nine hundred seventy-two".