125439458552 has 32 divisors (see below), whose sum is σ = 237336454080. Its totient is φ = 62150000640.

The previous prime is 125439458519. The next prime is 125439458603. The reversal of 125439458552 is 255854934521.

It is a junction number, because it is equal to n+sod(n) for n = 125439458494 and 125439458503.

It is a congruent number.

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, 4499777 + ... + 4527567.

It is an arithmetic number, because the mean of its divisors is an integer number (7416764190).

Almost surely, 2^125439458552 is an apocalyptic number.

It is an amenable number.

125439458552 is a deficient number, since it is larger than the sum of its proper divisors (111896995528).

125439458552 is a wasteful number, since it uses less digits than its factorization.

125439458552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32903 (or 32899 counting only the distinct ones).

The product of its digits is 8640000, while the sum is 53.

The spelling of 125439458552 in words is "one hundred twenty-five billion, four hundred thirty-nine million, four hundred fifty-eight thousand, five hundred fifty-two".