51294339316 has 24 divisors (see below), whose sum is σ = 100202899104. Its totient is φ = 22773384480.

The previous prime is 51294339289. The next prime is 51294339323. The reversal of 51294339316 is 61393349215.

It is a super-2 number, since 2×51294339316² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 13553695 + ... + 13557478.

It is an arithmetic number, because the mean of its divisors is an integer number (4175120796).

Almost surely, 2^51294339316 is an apocalyptic number.

It is an amenable number.

51294339316 is a deficient number, since it is larger than the sum of its proper divisors (48908559788).

51294339316 is a wasteful number, since it uses less digits than its factorization.

51294339316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27111231 (or 27111229 counting only the distinct ones).

The product of its digits is 524880, while the sum is 46.

The spelling of 51294339316 in words is "fifty-one billion, two hundred ninety-four million, three hundred thirty-nine thousand, three hundred sixteen".