51515150504 has 32 divisors (see below), whose sum is σ = 100263225600. Its totient is φ = 24796259520.

The previous prime is 51515150501. The next prime is 51515150513. The reversal of 51515150504 is 40505151515.

It is not an unprimeable number, because it can be changed into a prime (51515150501) 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, 1100084 + ... + 1145955.

It is an arithmetic number, because the mean of its divisors is an integer number (3133225800).

Almost surely, 2^51515150504 is an apocalyptic number.

It is an amenable number.

51515150504 is a deficient number, since it is larger than the sum of its proper divisors (48748075096).

51515150504 is a wasteful number, since it uses less digits than its factorization.

51515150504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246153 (or 2246149 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 32.

The spelling of 51515150504 in words is "fifty-one billion, five hundred fifteen million, one hundred fifty thousand, five hundred four".