54522121422 has 64 divisors (see below), whose sum is σ = 116748576000. Its totient is φ = 16925137920.

The previous prime is 54522121417. The next prime is 54522121471. The reversal of 54522121422 is 22412122545.

54522121422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54522121422² (a number of 22 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 54522121422.

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, 1631097 + ... + 1664187.

It is an arithmetic number, because the mean of its divisors is an integer number (1824196500).

Almost surely, 2^54522121422 is an apocalyptic number.

54522121422 is an abundant number, since it is smaller than the sum of its proper divisors (62226454578).

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

54522121422 is a wasteful number, since it uses less digits than its factorization.

54522121422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33361.

The product of its digits is 12800, while the sum is 30.

Adding to 54522121422 its reverse (22412122545), we get a palindrome (76934243967).

The spelling of 54522121422 in words is "fifty-four billion, five hundred twenty-two million, one hundred twenty-one thousand, four hundred twenty-two".