51041651344 has 20 divisors (see below), whose sum is σ = 99039296124. Its totient is φ = 25483123328.

The previous prime is 51041651333. The next prime is 51041651351. The reversal of 51041651344 is 44315614015.

It can be written as a sum of positive squares in 2 ways, for example, as 34506777600 + 16534873744 = 185760^2 + 128588^2 .

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, 2345227 + ... + 2366890.

Almost surely, 2^51041651344 is an apocalyptic number.

It is an amenable number.

51041651344 is a deficient number, since it is larger than the sum of its proper divisors (47997644780).

51041651344 is a wasteful number, since it uses less digits than its factorization.

51041651344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712802 (or 4712796 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 51041651344 in words is "fifty-one billion, forty-one million, six hundred fifty-one thousand, three hundred forty-four".