51896277850 has 12 divisors (see below), whose sum is σ = 96527076894. Its totient is φ = 20758511120.

The previous prime is 51896277841. The next prime is 51896277889. The reversal of 51896277850 is 5877269815.

It can be written as a sum of positive squares in 3 ways, for example, as 27875307681 + 24020970169 = 166959^2 + 154987^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 518962729 + ... + 518962828.

Almost surely, 2^51896277850 is an apocalyptic number.

51896277850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51896277850 is a deficient number, since it is larger than the sum of its proper divisors (44630799044).

51896277850 is a wasteful number, since it uses less digits than its factorization.

51896277850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037925569 (or 1037925564 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 58.

The spelling of 51896277850 in words is "fifty-one billion, eight hundred ninety-six million, two hundred seventy-seven thousand, eight hundred fifty".