5445407488 has 72 divisors (see below), whose sum is σ = 11296983600. Its totient is φ = 2616520704.

The previous prime is 5445407371. The next prime is 5445407507. The reversal of 5445407488 is 8847045445.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1698495 + ... + 1701697.

It is an arithmetic number, because the mean of its divisors is an integer number (156902550).

Almost surely, 2^5445407488 is an apocalyptic number.

5445407488 is a gapful number since it is divisible by the number (58) 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 5445407488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5648491800).

5445407488 is an abundant number, since it is smaller than the sum of its proper divisors (5851576112).

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

5445407488 is a wasteful number, since it uses less digits than its factorization.

5445407488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3477 (or 3463 counting only the distinct ones).

The product of its (nonzero) digits is 2867200, while the sum is 49.

The square root of 5445407488 is about 73793.0043296788. The cubic root of 5445407488 is about 1759.3144161705.

The spelling of 5445407488 in words is "five billion, four hundred forty-five million, four hundred seven thousand, four hundred eighty-eight".