51594964444 has 12 divisors (see below), whose sum is σ = 90373804024. Its totient is φ = 25773877584.

The previous prime is 51594964441. The next prime is 51594964451. The reversal of 51594964444 is 44446949515.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51594964441) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5896242 + ... + 5904985.

Almost surely, 2^51594964444 is an apocalyptic number.

It is an amenable number.

51594964444 is a deficient number, since it is larger than the sum of its proper divisors (38778839580).

51594964444 is a wasteful number, since it uses less digits than its factorization.

51594964444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11802324 (or 11802322 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 55.

The spelling of 51594964444 in words is "fifty-one billion, five hundred ninety-four million, nine hundred sixty-four thousand, four hundred forty-four".