54358979596415 has 32 divisors (see below), whose sum is σ = 70349182948800. Its totient is φ = 40084510878720.

The previous prime is 54358979596399. The next prime is 54358979596421. The reversal of 54358979596415 is 51469597985345.

It is not a de Polignac number, because 54358979596415 - 2⁴ = 54358979596399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54358979596415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 448042781 + ... + 448164089.

It is an arithmetic number, because the mean of its divisors is an integer number (2198411967150).

Almost surely, 2^{54358979596415} is an apocalyptic number.

54358979596415 is a deficient number, since it is larger than the sum of its proper divisors (15990203352385).

54358979596415 is a wasteful number, since it uses less digits than its factorization.

54358979596415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131147.

The product of its digits is 7348320000, while the sum is 80.

The spelling of 54358979596415 in words is "fifty-four trillion, three hundred fifty-eight billion, nine hundred seventy-nine million, five hundred ninety-six thousand, four hundred fifteen".