51774788674 has 16 divisors (see below), whose sum is σ = 88927151616. Its totient is φ = 22146602400.

The previous prime is 51774788629. The next prime is 51774788683. The reversal of 51774788674 is 47688747715.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3541842 + ... + 3556429.

It is an arithmetic number, because the mean of its divisors is an integer number (5557946976).

Almost surely, 2^51774788674 is an apocalyptic number.

51774788674 is a deficient number, since it is larger than the sum of its proper divisors (37152362942).

51774788674 is a wasteful number, since it uses less digits than its factorization.

51774788674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7098801.

The product of its digits is 73758720, while the sum is 64.

The spelling of 51774788674 in words is "fifty-one billion, seven hundred seventy-four million, seven hundred eighty-eight thousand, six hundred seventy-four".