54321112412 has 24 divisors (see below), whose sum is σ = 111168790656. Its totient is φ = 22739069808.

The previous prime is 54321112393. The next prime is 54321112427. The reversal of 54321112412 is 21421112345.

It is a happy number.

54321112412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22557398 + ... + 22559805.

It is an arithmetic number, because the mean of its divisors is an integer number (4632032944).

Almost surely, 2^54321112412 is an apocalyptic number.

It is an amenable number.

54321112412 is an abundant number, since it is smaller than the sum of its proper divisors (56847678244).

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

54321112412 is a wasteful number, since it uses less digits than its factorization.

54321112412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45117257 (or 45117255 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

Adding to 54321112412 its reverse (21421112345), we get a palindrome (75742224757).

The spelling of 54321112412 in words is "fifty-four billion, three hundred twenty-one million, one hundred twelve thousand, four hundred twelve".