51227134896 has 40 divisors (see below), whose sum is σ = 151242018304. Its totient is φ = 14636324160.

The previous prime is 51227134843. The next prime is 51227134939. The reversal of 51227134896 is 69843172215.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76230520 + ... + 76231191.

Almost surely, 2^51227134896 is an apocalyptic number.

51227134896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

51227134896 is an abundant number, since it is smaller than the sum of its proper divisors (100014883408).

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

51227134896 is a wasteful number, since it uses less digits than its factorization.

51227134896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152461729 (or 152461723 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The spelling of 51227134896 in words is "fifty-one billion, two hundred twenty-seven million, one hundred thirty-four thousand, eight hundred ninety-six".