54418517460855 has 24 divisors (see below), whose sum is σ = 95461881239088. Its totient is φ = 28673532089856.

The previous prime is 54418517460809. The next prime is 54418517460859. The reversal of 54418517460855 is 55806471581445.

54418517460855 is a `hidden beast` number, since 5 + 4 + 4 + 1 + 8 + 5 + 17 + 4 + 608 + 5 + 5 = 666.

It is not a de Polignac number, because 54418517460855 - 2²⁰ = 54418516412279 is a prime.

It is a super-2 number, since 2×54418517460855² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54418517460792 and 54418517460801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54418517460859) 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, 7284938362 + ... + 7284945831.

It is an arithmetic number, because the mean of its divisors is an integer number (3977578384962).

Almost surely, 2^{54418517460855} is an apocalyptic number.

54418517460855 is a deficient number, since it is larger than the sum of its proper divisors (41043363778233).

54418517460855 is a wasteful number, since it uses less digits than its factorization.

54418517460855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14569884287 (or 14569884284 counting only the distinct ones).

The product of its (nonzero) digits is 107520000, while the sum is 63.

The spelling of 54418517460855 in words is "fifty-four trillion, four hundred eighteen billion, five hundred seventeen million, four hundred sixty thousand, eight hundred fifty-five".