15425056125 has 64 divisors (see below), whose sum is σ = 28880716800. Its totient is φ = 8122420800.

The previous prime is 15425056091. The next prime is 15425056139. The reversal of 15425056125 is 52165052451.

15425056125 is a `hidden beast` number, since 1 + 5 + 42 + 50 + 561 + 2 + 5 = 666.

It is not a de Polignac number, because 15425056125 - 2¹² = 15425052029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15425056125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 237699 + ... + 295551.

It is an arithmetic number, because the mean of its divisors is an integer number (451261200).

Almost surely, 2^15425056125 is an apocalyptic number.

15425056125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15425056125 is a deficient number, since it is larger than the sum of its proper divisors (13455660675).

15425056125 is an equidigital number, since it uses as much as digits as its factorization.

15425056125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57956 (or 57940 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 15425056125 in words is "fifteen billion, four hundred twenty-five million, fifty-six thousand, one hundred twenty-five".