125553036136 has 32 divisors (see below), whose sum is σ = 257206428000. Its totient is φ = 56982139840.

The previous prime is 125553036097. The next prime is 125553036173. The reversal of 125553036136 is 631630355521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034986 + ... + 1149913.

It is an arithmetic number, because the mean of its divisors is an integer number (8037700875).

Almost surely, 2^125553036136 is an apocalyptic number.

It is an amenable number.

125553036136 is an abundant number, since it is smaller than the sum of its proper divisors (131653391864).

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

125553036136 is a wasteful number, since it uses less digits than its factorization.

125553036136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185569 (or 2185565 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 125553036136 in words is "one hundred twenty-five billion, five hundred fifty-three million, thirty-six thousand, one hundred thirty-six".