125507603452 has 48 divisors (see below), whose sum is σ = 285740646912. Its totient is φ = 46773017280.

The previous prime is 125507603449. The next prime is 125507603453. The reversal of 125507603452 is 254306705521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125507603453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8851443 + ... + 8865610.

It is an arithmetic number, because the mean of its divisors is an integer number (5952930144).

Almost surely, 2^125507603452 is an apocalyptic number.

It is an amenable number.

125507603452 is an abundant number, since it is smaller than the sum of its proper divisors (160233043460).

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

125507603452 is a wasteful number, since it uses less digits than its factorization.

125507603452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17717098 (or 17717096 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 125507603452 in words is "one hundred twenty-five billion, five hundred seven million, six hundred three thousand, four hundred fifty-two".