11613231561612 has 12 divisors (see below), whose sum is σ = 27097540310456. Its totient is φ = 3871077187200.

The previous prime is 11613231561599. The next prime is 11613231561629. The reversal of 11613231561612 is 21616513231611.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×11613231561612³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483884648389 + ... + 483884648412.

Almost surely, 2^{11613231561612} is an apocalyptic number.

11613231561612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11613231561612 is an abundant number, since it is smaller than the sum of its proper divisors (15484308748844).

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

11613231561612 is a wasteful number, since it uses less digits than its factorization.

11613231561612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967769296808 (or 967769296806 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The spelling of 11613231561612 in words is "eleven trillion, six hundred thirteen billion, two hundred thirty-one million, five hundred sixty-one thousand, six hundred twelve".