51303544200 has 144 divisors (see below), whose sum is σ = 175545566820. Its totient is φ = 13422789120.

The previous prime is 51303544181. The next prime is 51303544273. The reversal of 51303544200 is 244530315.

It can be written as a sum of positive squares in 6 ways, for example, as 41589076356 + 9714467844 = 203934^2 + 98562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 173487 + ... + 364286.

Almost surely, 2^51303544200 is an apocalyptic number.

51303544200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51303544200 is an abundant number, since it is smaller than the sum of its proper divisors (124242022620).

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

51303544200 is a wasteful number, since it uses less digits than its factorization.

51303544200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537848 (or 537836 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 51303544200 in words is "fifty-one billion, three hundred three million, five hundred forty-four thousand, two hundred".