51401133103455 has 96 divisors (see below), whose sum is σ = 91900594880640. Its totient is φ = 26560669224960.

The previous prime is 51401133103429. The next prime is 51401133103483. The reversal of 51401133103455 is 55430133110415.

51401133103455 is a `hidden beast` number, since 51 + 40 + 1 + 13 + 3 + 103 + 455 = 666.

It is not a de Polignac number, because 51401133103455 - 2¹⁵ = 51401133070687 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 155178022 + ... + 155508908.

It is an arithmetic number, because the mean of its divisors is an integer number (957297863340).

Almost surely, 2^{51401133103455} is an apocalyptic number.

51401133103455 is a deficient number, since it is larger than the sum of its proper divisors (40499461777185).

51401133103455 is a wasteful number, since it uses less digits than its factorization.

51401133103455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331521 (or 331518 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 51401133103455 in words is "fifty-one trillion, four hundred one billion, one hundred thirty-three million, one hundred three thousand, four hundred fifty-five".