51262510472 has 16 divisors (see below), whose sum is σ = 98714970060. Its totient is φ = 24938518464.

The previous prime is 51262510471. The next prime is 51262510493. The reversal of 51262510472 is 27401526215.

It can be written as a sum of positive squares in 2 ways, for example, as 41629873156 + 9632637316 = 204034^2 + 98146^2 .

It is not an unprimeable number, because it can be changed into a prime (51262510471) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 86591783 + ... + 86592374.

Almost surely, 2^51262510472 is an apocalyptic number.

It is an amenable number.

51262510472 is a deficient number, since it is larger than the sum of its proper divisors (47452459588).

51262510472 is a wasteful number, since it uses less digits than its factorization.

51262510472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173184200 (or 173184196 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The spelling of 51262510472 in words is "fifty-one billion, two hundred sixty-two million, five hundred ten thousand, four hundred seventy-two".