125003705056 has 24 divisors (see below), whose sum is σ = 246573440064. Its totient is φ = 62381879040.

The previous prime is 125003705009. The next prime is 125003705089. The reversal of 125003705056 is 650507300521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3732240 + ... + 3765583.

It is an arithmetic number, because the mean of its divisors is an integer number (10273893336).

Almost surely, 2^125003705056 is an apocalyptic number.

125003705056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

125003705056 is a deficient number, since it is larger than the sum of its proper divisors (121569735008).

125003705056 is an equidigital number, since it uses as much as digits as its factorization.

125003705056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7498354 (or 7498346 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 34.

The spelling of 125003705056 in words is "one hundred twenty-five billion, three million, seven hundred five thousand, fifty-six".