5272664128 has 28 divisors (see below), whose sum is σ = 10706272720. Its totient is φ = 2575020672.

The previous prime is 5272664119. The next prime is 5272664143. The reversal of 5272664128 is 8214662725.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 955218 + ... + 960721.

Almost surely, 2^5272664128 is an apocalyptic number.

It is an amenable number.

5272664128 is an abundant number, since it is smaller than the sum of its proper divisors (5433608592).

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

5272664128 is a wasteful number, since it uses less digits than its factorization.

5272664128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1915994 (or 1915984 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 5272664128 is about 72613.1126450313. The cubic root of 5272664128 is about 1740.5107198561.

The spelling of 5272664128 in words is "five billion, two hundred seventy-two million, six hundred sixty-four thousand, one hundred twenty-eight".