5645539276 has 24 divisors (see below), whose sum is σ = 10642494240. Its totient is φ = 2604941952.

The previous prime is 5645539261. The next prime is 5645539337. The reversal of 5645539276 is 6729355465.

It is a super-2 number, since 2×5645539276² = 63744227433717208352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 219585 + ... + 243943.

It is an arithmetic number, because the mean of its divisors is an integer number (443437260).

Almost surely, 2^5645539276 is an apocalyptic number.

It is an amenable number.

5645539276 is a deficient number, since it is larger than the sum of its proper divisors (4996954964).

5645539276 is a wasteful number, since it uses less digits than its factorization.

5645539276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28833 (or 28831 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 52.

The square root of 5645539276 is about 75136.8037382480. The cubic root of 5645539276 is about 1780.6086455387.

The spelling of 5645539276 in words is "five billion, six hundred forty-five million, five hundred thirty-nine thousand, two hundred seventy-six".