5661472323 has 32 divisors (see below), whose sum is σ = 8203991040. Its totient is φ = 3452117760.

The previous prime is 5661472319. The next prime is 5661472357. The reversal of 5661472323 is 3232741665.

It is not a de Polignac number, because 5661472323 - 2² = 5661472319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (5661472303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2183758 + ... + 2186348.

It is an arithmetic number, because the mean of its divisors is an integer number (256374720).

Almost surely, 2^5661472323 is an apocalyptic number.

5661472323 is a deficient number, since it is larger than the sum of its proper divisors (2542518717).

5661472323 is a wasteful number, since it uses less digits than its factorization.

5661472323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099.

The product of its digits is 181440, while the sum is 39.

The square root of 5661472323 is about 75242.7559503239. The cubic root of 5661472323 is about 1782.2821717323.

The spelling of 5661472323 in words is "five billion, six hundred sixty-one million, four hundred seventy-two thousand, three hundred twenty-three".