54439296912 has 960 divisors, whose sum is σ = 218446018560. Its totient is φ = 12534912000.

The previous prime is 54439296871. The next prime is 54439297019. The reversal of 54439296912 is 21969293445.

54439296912 is a `hidden beast` number, since 544 + 3 + 9 + 2 + 9 + 6 + 91 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 415567087 + ... + 415567217.

It is an arithmetic number, because the mean of its divisors is an integer number (227547936).

Almost surely, 2^54439296912 is an apocalyptic number.

54439296912 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54439296912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109223009280).

54439296912 is an abundant number, since it is smaller than the sum of its proper divisors (164006721648).

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

54439296912 is a wasteful number, since it uses less digits than its factorization.

54439296912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241 (or 198 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 54439296912 in words is "fifty-four billion, four hundred thirty-nine million, two hundred ninety-six thousand, nine hundred twelve".