5623205643 has 24 divisors (see below), whose sum is σ = 8881921776. Its totient is φ = 3399883200.

The previous prime is 5623205641. The next prime is 5623205657. The reversal of 5623205643 is 3465023265.

5623205643 is a `hidden beast` number, since 5 + 6 + 2 + 3 + 2 + 0 + 5 + 643 = 666.

It is not a de Polignac number, because 5623205643 - 2¹ = 5623205641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5623205598 and 5623205607.

It is not an unprimeable number, because it can be changed into a prime (5623205641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25780 + ... + 109137.

It is an arithmetic number, because the mean of its divisors is an integer number (370080074).

Almost surely, 2^5623205643 is an apocalyptic number.

5623205643 is a deficient number, since it is larger than the sum of its proper divisors (3258716133).

5623205643 is a wasteful number, since it uses less digits than its factorization.

5623205643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135355 (or 135352 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 5623205643 is about 74988.0366658576. The cubic root of 5623205643 is about 1778.2575258697.

The spelling of 5623205643 in words is "five billion, six hundred twenty-three million, two hundred five thousand, six hundred forty-three".