12025533504156 has 12 divisors (see below), whose sum is σ = 28059578176392. Its totient is φ = 4008511168048.

The previous prime is 12025533504137. The next prime is 12025533504169. The reversal of 12025533504156 is 65140533552021.

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

It is a super-2 number, since 2×12025533504156² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 501063895995 + ... + 501063896018.

It is an arithmetic number, because the mean of its divisors is an integer number (2338298181366).

Almost surely, 2^{12025533504156} is an apocalyptic number.

It is an amenable number.

12025533504156 is an abundant number, since it is smaller than the sum of its proper divisors (16034044672236).

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

12025533504156 is a wasteful number, since it uses less digits than its factorization.

12025533504156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002127792020 (or 1002127792018 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 12025533504156 in words is "twelve trillion, twenty-five billion, five hundred thirty-three million, five hundred four thousand, one hundred fifty-six".