125391038288 has 20 divisors (see below), whose sum is σ = 246273154548. Its totient is φ = 61836675840.

The previous prime is 125391038249. The next prime is 125391038299. The reversal of 125391038288 is 882830193521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41946316864 + 83444721424 = 204808^2 + 288868^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53676503 + ... + 53678838.

Almost surely, 2^125391038288 is an apocalyptic number.

It is an amenable number.

125391038288 is a deficient number, since it is larger than the sum of its proper divisors (120882116260).

125391038288 is a wasteful number, since it uses less digits than its factorization.

125391038288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107355422 (or 107355416 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 50.

The spelling of 125391038288 in words is "one hundred twenty-five billion, three hundred ninety-one million, thirty-eight thousand, two hundred eighty-eight".