51413762244 has 24 divisors (see below), whose sum is σ = 129193556800. Its totient is φ = 15819619104.

The previous prime is 51413762207. The next prime is 51413762261. The reversal of 51413762244 is 44226731415.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 164787544 + ... + 164787855.

Almost surely, 2^51413762244 is an apocalyptic number.

It is an amenable number.

51413762244 is an abundant number, since it is smaller than the sum of its proper divisors (77779794556).

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

51413762244 is a wasteful number, since it uses less digits than its factorization.

51413762244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329575419 (or 329575417 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The spelling of 51413762244 in words is "fifty-one billion, four hundred thirteen million, seven hundred sixty-two thousand, two hundred forty-four".