51052403625 has 16 divisors (see below), whose sum is σ = 84951200256. Its totient is φ = 27227948400.

The previous prime is 51052403617. The next prime is 51052403653. The reversal of 51052403625 is 52630425015.

It is not a de Polignac number, because 51052403625 - 2³ = 51052403617 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 68069497 + ... + 68070246.

It is an arithmetic number, because the mean of its divisors is an integer number (5309450016).

Almost surely, 2^51052403625 is an apocalyptic number.

It is an amenable number.

51052403625 is a deficient number, since it is larger than the sum of its proper divisors (33898796631).

51052403625 is a wasteful number, since it uses less digits than its factorization.

51052403625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136139761 (or 136139751 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 51052403625 in words is "fifty-one billion, fifty-two million, four hundred three thousand, six hundred twenty-five".