54012431232 has 128 divisors (see below), whose sum is σ = 159776064000. Its totient is φ = 17962993152.

The previous prime is 54012431227. The next prime is 54012431257. The reversal of 54012431232 is 23213421045.

54012431232 is a `hidden beast` number, since 5 + 401 + 24 + 3 + 1 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 54012431196 and 54012431205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1513369 + ... + 1548647.

It is an arithmetic number, because the mean of its divisors is an integer number (1248250500).

Almost surely, 2^54012431232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54012431232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79888032000).

54012431232 is an abundant number, since it is smaller than the sum of its proper divisors (105763632768).

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

54012431232 is a wasteful number, since it uses less digits than its factorization.

54012431232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35745 (or 35727 counting only the distinct ones).

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

Adding to 54012431232 its reverse (23213421045), we get a palindrome (77225852277).

The spelling of 54012431232 in words is "fifty-four billion, twelve million, four hundred thirty-one thousand, two hundred thirty-two".