5645053473 has 12 divisors (see below), whose sum is σ = 7995532560. Its totient is φ = 3541993792.

The previous prime is 5645053451. The next prime is 5645053483. The reversal of 5645053473 is 3743505465.

It is not a de Polignac number, because 5645053473 - 2⁸ = 5645053217 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (5645053423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3254643 + ... + 3256376.

It is an arithmetic number, because the mean of its divisors is an integer number (666294380).

Almost surely, 2^5645053473 is an apocalyptic number.

It is an amenable number.

5645053473 is a deficient number, since it is larger than the sum of its proper divisors (2350479087).

5645053473 is a wasteful number, since it uses less digits than its factorization.

5645053473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6511056 (or 6511039 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 42.

The square root of 5645053473 is about 75133.5708788022. The cubic root of 5645053473 is about 1780.5575698255.

The spelling of 5645053473 in words is "five billion, six hundred forty-five million, fifty-three thousand, four hundred seventy-three".