54113212555122 has 64 divisors (see below), whose sum is σ = 126070480318464. Its totient is φ = 15163254475200.

The previous prime is 54113212555097. The next prime is 54113212555163. The reversal of 54113212555122 is 22155521231145.

It is a super-4 number, since 4×54113212555122⁴ (a number of 56 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 913803 + ... + 10443249.

It is an arithmetic number, because the mean of its divisors is an integer number (1969851254976).

Almost surely, 2^{54113212555122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54113212555122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63035240159232).

54113212555122 is an abundant number, since it is smaller than the sum of its proper divisors (71957267763342).

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

54113212555122 is a wasteful number, since it uses less digits than its factorization.

54113212555122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9532063.

The product of its digits is 120000, while the sum is 39.

Adding to 54113212555122 its reverse (22155521231145), we get a palindrome (76268733786267).

The spelling of 54113212555122 in words is "fifty-four trillion, one hundred thirteen billion, two hundred twelve million, five hundred fifty-five thousand, one hundred twenty-two".