54432734136 has 128 divisors (see below), whose sum is σ = 156594124800. Its totient is φ = 15593834880.

The previous prime is 54432734093. The next prime is 54432734137. The reversal of 54432734136 is 63143723445.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54432734137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2431651 + ... + 2453933.

It is an arithmetic number, because the mean of its divisors is an integer number (1223391600).

Almost surely, 2^54432734136 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 54432734136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78297062400).

54432734136 is an abundant number, since it is smaller than the sum of its proper divisors (102161390664).

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

54432734136 is a wasteful number, since it uses less digits than its factorization.

54432734136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22809 (or 22805 counting only the distinct ones).

The product of its digits is 725760, while the sum is 42.

The spelling of 54432734136 in words is "fifty-four billion, four hundred thirty-two million, seven hundred thirty-four thousand, one hundred thirty-six".