5643618490 has 32 divisors (see below), whose sum is σ = 10206155520. Its totient is φ = 2246884224.

The previous prime is 5643618443. The next prime is 5643618529. The reversal of 5643618490 is 948163465.

It is a self number, because there is not a number n which added to its sum of digits gives 5643618490.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4127787 + ... + 4129153.

It is an arithmetic number, because the mean of its divisors is an integer number (318942360).

Almost surely, 2^5643618490 is an apocalyptic number.

5643618490 is a deficient number, since it is larger than the sum of its proper divisors (4562537030).

5643618490 is a wasteful number, since it uses less digits than its factorization.

5643618490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 5643618490 is about 75124.0207257306. The cubic root of 5643618490 is about 1780.4066833673.

The spelling of 5643618490 in words is "five billion, six hundred forty-three million, six hundred eighteen thousand, four hundred ninety".