51200236516 has 24 divisors (see below), whose sum is σ = 105264823104. Its totient is φ = 21482616480.

The previous prime is 51200236501. The next prime is 51200236531. The reversal of 51200236516 is 61563200215.

It is an interprime number because it is at equal distance from previous prime (51200236501) and next prime (51200236531).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44754880 + ... + 44756023.

It is an arithmetic number, because the mean of its divisors is an integer number (4386034296).

Almost surely, 2^51200236516 is an apocalyptic number.

It is an amenable number.

51200236516 is an abundant number, since it is smaller than the sum of its proper divisors (54064586588).

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

51200236516 is a wasteful number, since it uses less digits than its factorization.

51200236516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89510931 (or 89510929 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 51200236516 in words is "fifty-one billion, two hundred million, two hundred thirty-six thousand, five hundred sixteen".