51939368322 has 16 divisors (see below), whose sum is σ = 103957508160. Its totient is φ = 17299994192.

The previous prime is 51939368311. The next prime is 51939368333. The reversal of 51939368322 is 22386393915.

It is an interprime number because it is at equal distance from previous prime (51939368311) and next prime (51939368333).

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 7 ways as a sum of consecutive naturals, for example, 3273573 + ... + 3289400.

It is an arithmetic number, because the mean of its divisors is an integer number (6497344260).

Almost surely, 2^51939368322 is an apocalyptic number.

51939368322 is an abundant number, since it is smaller than the sum of its proper divisors (52018139838).

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

51939368322 is a wasteful number, since it uses less digits than its factorization.

51939368322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6564297.

The product of its digits is 2099520, while the sum is 51.

The spelling of 51939368322 in words is "fifty-one billion, nine hundred thirty-nine million, three hundred sixty-eight thousand, three hundred twenty-two".