51430055704 has 32 divisors (see below), whose sum is σ = 96593817600. Its totient is φ = 25671751200.

The previous prime is 51430055689. The next prime is 51430055711. The reversal of 51430055704 is 40755003415.

It is a self number, because there is not a number n which added to its sum of digits gives 51430055704.

It is a congruent number.

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, 18037879 + ... + 18040729.

It is an arithmetic number, because the mean of its divisors is an integer number (3018556800).

Almost surely, 2^51430055704 is an apocalyptic number.

It is an amenable number.

51430055704 is a deficient number, since it is larger than the sum of its proper divisors (45163761896).

51430055704 is a wasteful number, since it uses less digits than its factorization.

51430055704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5863 (or 5859 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

The spelling of 51430055704 in words is "fifty-one billion, four hundred thirty million, fifty-five thousand, seven hundred four".