5438744832 has 144 divisors (see below), whose sum is σ = 15467029760. Its totient is φ = 1691559936.

The previous prime is 5438744827. The next prime is 5438744849. The reversal of 5438744832 is 2384478345.

It is a super-3 number, since 3×5438744832³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 974883 + ... + 980445.

Almost surely, 2^5438744832 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 5438744832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7733514880).

5438744832 is an abundant number, since it is smaller than the sum of its proper divisors (10028284928).

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

5438744832 is a wasteful number, since it uses less digits than its factorization.

5438744832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5668 (or 5654 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 48.

The square root of 5438744832 is about 73747.8462871968. The cubic root of 5438744832 is about 1758.5965947356.

The spelling of 5438744832 in words is "five billion, four hundred thirty-eight million, seven hundred forty-four thousand, eight hundred thirty-two".