54991910570463 has 24 divisors (see below), whose sum is σ = 80522160401280. Its totient is φ = 36158489372160.

The previous prime is 54991910570413. The next prime is 54991910570489. The reversal of 54991910570463 is 36407501919945.

54991910570463 is a `hidden beast` number, since 5 + 4 + 9 + 9 + 1 + 9 + 10 + 570 + 46 + 3 = 666.

It is not a de Polignac number, because 54991910570463 - 2¹² = 54991910566367 is a prime.

It is a super-2 number, since 2×54991910570463² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54991910570463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54991910570413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42835218 + ... + 44100336.

It is an arithmetic number, because the mean of its divisors is an integer number (3355090016720).

Almost surely, 2^{54991910570463} is an apocalyptic number.

54991910570463 is a deficient number, since it is larger than the sum of its proper divisors (25530249830817).

54991910570463 is a wasteful number, since it uses less digits than its factorization.

54991910570463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331359 (or 1331356 counting only the distinct ones).

The product of its (nonzero) digits is 36741600, while the sum is 63.

The spelling of 54991910570463 in words is "fifty-four trillion, nine hundred ninety-one billion, nine hundred ten million, five hundred seventy thousand, four hundred sixty-three".