5644160651 has 4 divisors (see below), whose sum is σ = 5654294352. Its totient is φ = 5634026952.

The previous prime is 5644160617. The next prime is 5644160657. The reversal of 5644160651 is 1560614465.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1560614465 = 5 ⋅312122893.

It is a cyclic number.

It is not a de Polignac number, because 5644160651 - 2²⁶ = 5577051787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5644160657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5066015 + ... + 5067128.

It is an arithmetic number, because the mean of its divisors is an integer number (1413573588).

Almost surely, 2^5644160651 is an apocalyptic number.

5644160651 is a deficient number, since it is larger than the sum of its proper divisors (10133701).

5644160651 is a wasteful number, since it uses less digits than its factorization.

5644160651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10133700.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 5644160651 is about 75127.6290787883. The cubic root of 5644160651 is about 1780.4636938451.

The spelling of 5644160651 in words is "five billion, six hundred forty-four million, one hundred sixty thousand, six hundred fifty-one".