51473775932 has 12 divisors (see below), whose sum is σ = 90083322840. Its totient is φ = 25735683696.

The previous prime is 51473775929. The next prime is 51473776001. The reversal of 51473775932 is 23957737415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201218 + ... + 378729.

It is an arithmetic number, because the mean of its divisors is an integer number (7506943570).

Almost surely, 2^51473775932 is an apocalyptic number.

It is an amenable number.

51473775932 is a deficient number, since it is larger than the sum of its proper divisors (38609546908).

51473775932 is a wasteful number, since it uses less digits than its factorization.

51473775932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602140 (or 602138 counting only the distinct ones).

The product of its digits is 5556600, while the sum is 53.

The spelling of 51473775932 in words is "fifty-one billion, four hundred seventy-three million, seven hundred seventy-five thousand, nine hundred thirty-two".