51983502300 has 144 divisors (see below), whose sum is σ = 171193730400. Its totient is φ = 13524134400.

The previous prime is 51983502227. The next prime is 51983502313. The reversal of 51983502300 is 320538915.

It is a super-2 number, since 2×51983502300² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 124095 + ... + 345494.

It is an arithmetic number, because the mean of its divisors is an integer number (1188845350).

Almost surely, 2^51983502300 is an apocalyptic number.

51983502300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51983502300 is an abundant number, since it is smaller than the sum of its proper divisors (119210228100).

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

51983502300 is a wasteful number, since it uses less digits than its factorization.

51983502300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469653 (or 469640 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 51983502300 in words is "fifty-one billion, nine hundred eighty-three million, five hundred two thousand, three hundred".