54451535121 has 8 divisors (see below), whose sum is σ = 80668940960. Its totient is φ = 36301023396.

The previous prime is 54451535051. The next prime is 54451535161. The reversal of 54451535121 is 12153515445.

54451535121 is a `hidden beast` number, since 5 + 44 + 51 + 53 + 512 + 1 = 666.

It is not a de Polignac number, because 54451535121 - 2²¹ = 54449437969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54451535161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008361735 + ... + 1008361788.

It is an arithmetic number, because the mean of its divisors is an integer number (10083617620).

Almost surely, 2^54451535121 is an apocalyptic number.

It is an amenable number.

54451535121 is a deficient number, since it is larger than the sum of its proper divisors (26217405839).

54451535121 is a wasteful number, since it uses less digits than its factorization.

54451535121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016723532 (or 2016723526 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The spelling of 54451535121 in words is "fifty-four billion, four hundred fifty-one million, five hundred thirty-five thousand, one hundred twenty-one".