51401139244416 has 192 divisors, whose sum is σ = 160505949043440. Its totient is φ = 15695003750400.

The previous prime is 51401139244373. The next prime is 51401139244453. The reversal of 51401139244416 is 61444293110415.

51401139244416 is a `hidden beast` number, since 5 + 1 + 4 + 0 + 113 + 92 + 4 + 441 + 6 = 666.

51401139244416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11138275 + ... + 15061986.

Almost surely, 2^{51401139244416} is an apocalyptic number.

It is an amenable number.

51401139244416 is an abundant number, since it is smaller than the sum of its proper divisors (109104809799024).

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

51401139244416 is a wasteful number, since it uses less digits than its factorization.

51401139244416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26200425 (or 26200410 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 51401139244416 in words is "fifty-one trillion, four hundred one billion, one hundred thirty-nine million, two hundred forty-four thousand, four hundred sixteen".