51677774037 has 16 divisors (see below), whose sum is σ = 81063175680. Its totient is φ = 32425269696.

The previous prime is 51677774023. The next prime is 51677774041. The reversal of 51677774037 is 73047777615.

51677774037 is a `hidden beast` number, since 5 + 167 + 7 + 77 + 403 + 7 = 666.

It is not a de Polignac number, because 51677774037 - 2⁷ = 51677773909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51677774077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56293413 + ... + 56294330.

It is an arithmetic number, because the mean of its divisors is an integer number (5066448480).

Almost surely, 2^51677774037 is an apocalyptic number.

It is an amenable number.

51677774037 is a deficient number, since it is larger than the sum of its proper divisors (29385401643).

51677774037 is a wasteful number, since it uses less digits than its factorization.

51677774037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112587769 (or 112587763 counting only the distinct ones).

The product of its (nonzero) digits is 6050520, while the sum is 54.

The spelling of 51677774037 in words is "fifty-one billion, six hundred seventy-seven million, seven hundred seventy-four thousand, thirty-seven".