5644610890 has 16 divisors (see below), whose sum is σ = 10164359520. Its totient is φ = 2256942160.

The previous prime is 5644610833. The next prime is 5644610893. The reversal of 5644610890 is 980164465.

It is not an unprimeable number, because it can be changed into a prime (5644610893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86200 + ... + 136819.

It is an arithmetic number, because the mean of its divisors is an integer number (635272470).

Almost surely, 2^5644610890 is an apocalyptic number.

5644610890 is a deficient number, since it is larger than the sum of its proper divisors (4519748630).

5644610890 is a wasteful number, since it uses less digits than its factorization.

5644610890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225557.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 5644610890 is about 75130.6255131687. The cubic root of 5644610890 is about 1780.5110355686.

The spelling of 5644610890 in words is "five billion, six hundred forty-four million, six hundred ten thousand, eight hundred ninety".