51594919372 has 24 divisors (see below), whose sum is σ = 94227710976. Its totient is φ = 24672975888.

The previous prime is 51594919361. The next prime is 51594919373. The reversal of 51594919372 is 27391949515.

It is not an unprimeable number, because it can be changed into a prime (51594919373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 917253 + ... + 971875.

It is an arithmetic number, because the mean of its divisors is an integer number (3926154624).

Almost surely, 2^51594919372 is an apocalyptic number.

It is an amenable number.

51594919372 is a deficient number, since it is larger than the sum of its proper divisors (42632791604).

51594919372 is a wasteful number, since it uses less digits than its factorization.

51594919372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64917 (or 64915 counting only the distinct ones).

The product of its digits is 3061800, while the sum is 55.

The spelling of 51594919372 in words is "fifty-one billion, five hundred ninety-four million, nine hundred nineteen thousand, three hundred seventy-two".