51954439322 has 8 divisors (see below), whose sum is σ = 78030685056. Its totient is φ = 25944210972.

The previous prime is 51954439297. The next prime is 51954439337. The reversal of 51954439322 is 22393445915.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 16502378 + ... + 16505525.

It is an arithmetic number, because the mean of its divisors is an integer number (9753835632).

Almost surely, 2^51954439322 is an apocalyptic number.

51954439322 is a deficient number, since it is larger than the sum of its proper divisors (26076245734).

51954439322 is a wasteful number, since it uses less digits than its factorization.

51954439322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33008692.

The product of its digits is 1166400, while the sum is 47.

The spelling of 51954439322 in words is "fifty-one billion, nine hundred fifty-four million, four hundred thirty-nine thousand, three hundred twenty-two".