51762638112 has 48 divisors (see below), whose sum is σ = 135895116672. Its totient is φ = 17251902720.

The previous prime is 51762638107. The next prime is 51762638131. The reversal of 51762638112 is 21183626715.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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, 780393 + ... + 844119.

It is an arithmetic number, because the mean of its divisors is an integer number (2831148264).

Almost surely, 2^51762638112 is an apocalyptic number.

It is an amenable number.

51762638112 is an abundant number, since it is smaller than the sum of its proper divisors (84132478560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51762638112 is a wasteful number, since it uses less digits than its factorization.

51762638112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72201 (or 72193 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The spelling of 51762638112 in words is "fifty-one billion, seven hundred sixty-two million, six hundred thirty-eight thousand, one hundred twelve".