125657503004 has 48 divisors (see below), whose sum is σ = 242317202400. Its totient is φ = 56542371840.

The previous prime is 125657502967. The next prime is 125657503039. The reversal of 125657503004 is 400305756521.

It is a happy number.

It is a super-2 number, since 2×125657503004² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1738172 + ... + 1809020.

It is an arithmetic number, because the mean of its divisors is an integer number (5048275050).

Almost surely, 2^125657503004 is an apocalyptic number.

It is an amenable number.

125657503004 is a deficient number, since it is larger than the sum of its proper divisors (116659699396).

125657503004 is a wasteful number, since it uses less digits than its factorization.

125657503004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71270 (or 71268 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 125657503004 in words is "one hundred twenty-five billion, six hundred fifty-seven million, five hundred three thousand, four".