51313826104 has 32 divisors (see below), whose sum is σ = 97812489600. Its totient is φ = 25230683520.

The previous prime is 51313826093. The next prime is 51313826107. The reversal of 51313826104 is 40162831315.

It is a self number, because there is not a number n which added to its sum of digits gives 51313826104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51313826107) by changing a digit.

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, 2942242 + ... + 2959630.

It is an arithmetic number, because the mean of its divisors is an integer number (3056640300).

Almost surely, 2^51313826104 is an apocalyptic number.

It is an amenable number.

51313826104 is a deficient number, since it is larger than the sum of its proper divisors (46498663496).

51313826104 is a wasteful number, since it uses less digits than its factorization.

51313826104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23503 (or 23499 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 51313826104 in words is "fifty-one billion, three hundred thirteen million, eight hundred twenty-six thousand, one hundred four".