51477396528 has 20 divisors (see below), whose sum is σ = 132983274488. Its totient is φ = 17159132160.

The previous prime is 51477396511. The next prime is 51477396541. The reversal of 51477396528 is 82569377415.

It is a super-3 number, since 3×51477396528³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 536222833 + ... + 536222928.

Almost surely, 2^51477396528 is an apocalyptic number.

It is an amenable number.

51477396528 is an abundant number, since it is smaller than the sum of its proper divisors (81505877960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51477396528 is a wasteful number, since it uses less digits than its factorization.

51477396528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072445772 (or 1072445766 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 57.

The spelling of 51477396528 in words is "fifty-one billion, four hundred seventy-seven million, three hundred ninety-six thousand, five hundred twenty-eight".