5623394445 has 24 divisors (see below), whose sum is σ = 9973899936. Its totient is φ = 2929395168.

The previous prime is 5623394341. The next prime is 5623394459. The reversal of 5623394445 is 5444933265.

5623394445 is a `hidden beast` number, since 562 + 3 + 3 + 9 + 44 + 45 = 666.

5623394445 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5623394445 - 2¹⁰ = 5623393421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5623394445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1451139 + ... + 1455008.

It is an arithmetic number, because the mean of its divisors is an integer number (415579164).

Almost surely, 2^5623394445 is an apocalyptic number.

It is an amenable number.

5623394445 is a deficient number, since it is larger than the sum of its proper divisors (4350505491).

5623394445 is a wasteful number, since it uses less digits than its factorization.

5623394445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906201 (or 2906198 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The square root of 5623394445 is about 74989.2955360964. The cubic root of 5623394445 is about 1778.2774276150.

The spelling of 5623394445 in words is "five billion, six hundred twenty-three million, three hundred ninety-four thousand, four hundred forty-five".