54363354640 has 160 divisors (see below), whose sum is σ = 148660199424. Its totient is φ = 18101890560.

The previous prime is 54363354589. The next prime is 54363354649. The reversal of 54363354640 is 4645336345.

It is not an unprimeable number, because it can be changed into a prime (54363354649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3440037 + ... + 3455803.

Almost surely, 2^54363354640 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 54363354640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74330099712).

54363354640 is an abundant number, since it is smaller than the sum of its proper divisors (94296844784).

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

54363354640 is a wasteful number, since it uses less digits than its factorization.

54363354640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15965 (or 15959 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 43.

The spelling of 54363354640 in words is "fifty-four billion, three hundred sixty-three million, three hundred fifty-four thousand, six hundred forty".