5409328128 has 44 divisors (see below), whose sum is σ = 14417839800. Its totient is φ = 1803108352.

The previous prime is 5409328123. The next prime is 5409328159. The reversal of 5409328128 is 8218239045.

It is a self number, because there is not a number n which added to its sum of digits gives 5409328128.

It is not an unprimeable number, because it can be changed into a prime (5409328121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 877353 + ... + 883496.

Almost surely, 2^5409328128 is an apocalyptic number.

It is an amenable number.

5409328128 is an abundant number, since it is smaller than the sum of its proper divisors (9008511672).

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

5409328128 is a wasteful number, since it uses less digits than its factorization.

5409328128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760872 (or 1760854 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 5409328128 is about 73548.1347690069. The cubic root of 5409328128 is about 1755.4202696392.

The spelling of 5409328128 in words is "five billion, four hundred nine million, three hundred twenty-eight thousand, one hundred twenty-eight".