54120324321 has 24 divisors (see below), whose sum is σ = 89462459840. Its totient is φ = 30884024736.

The previous prime is 54120324283. The next prime is 54120324329. The reversal of 54120324321 is 12342302145.

54120324321 is a `hidden beast` number, since 5 + 4 + 12 + 0 + 324 + 321 = 666.

54120324321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54120324321 - 2¹⁸ = 54120062177 is a prime.

It is a super-2 number, since 2×54120324321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54120324329) 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, 534670 + ... + 627783.

Almost surely, 2^54120324321 is an apocalyptic number.

It is an amenable number.

54120324321 is a deficient number, since it is larger than the sum of its proper divisors (35342135519).

54120324321 is a wasteful number, since it uses less digits than its factorization.

54120324321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163205 (or 1163202 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 54120324321 its reverse (12342302145), we get a palindrome (66462626466).

The spelling of 54120324321 in words is "fifty-four billion, one hundred twenty million, three hundred twenty-four thousand, three hundred twenty-one".