125163620252 has 24 divisors (see below), whose sum is σ = 240379574400. Its totient is φ = 56551877360.

The previous prime is 125163620233. The next prime is 125163620269. The reversal of 125163620252 is 252026361521.

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, 8509502 + ... + 8524197.

It is an arithmetic number, because the mean of its divisors is an integer number (10015815600).

Almost surely, 2^125163620252 is an apocalyptic number.

It is an amenable number.

125163620252 is a deficient number, since it is larger than the sum of its proper divisors (115215954148).

125163620252 is a wasteful number, since it uses less digits than its factorization.

125163620252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17033881 (or 17033879 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 125163620252 its reverse (252026361521), we get a palindrome (377189981773).

The spelling of 125163620252 in words is "one hundred twenty-five billion, one hundred sixty-three million, six hundred twenty thousand, two hundred fifty-two".