5445144752 has 40 divisors (see below), whose sum is σ = 11159520864. Its totient is φ = 2568513024.

The previous prime is 5445144643. The next prime is 5445144767. The reversal of 5445144752 is 2574415445.

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, 74483 + ... + 128210.

Almost surely, 2^5445144752 is an apocalyptic number.

It is an amenable number.

5445144752 is an abundant number, since it is smaller than the sum of its proper divisors (5714376112).

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

5445144752 is a wasteful number, since it uses less digits than its factorization.

5445144752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202797 (or 202791 counting only the distinct ones).

The product of its digits is 448000, while the sum is 41.

The square root of 5445144752 is about 73791.2240852528. The cubic root of 5445144752 is about 1759.2861206041.

The spelling of 5445144752 in words is "five billion, four hundred forty-five million, one hundred forty-four thousand, seven hundred fifty-two".