5644574164 has 24 divisors (see below), whose sum is σ = 10310243328. Its totient is φ = 2698856160.

The previous prime is 5644574149. The next prime is 5644574167. The reversal of 5644574164 is 4614754465.

It is a happy number.

It is a super-2 number, since 2×5644574164² = 63722434985792597792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644574167) 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, 522829 + ... + 533515.

It is an arithmetic number, because the mean of its divisors is an integer number (429593472).

Almost surely, 2^5644574164 is an apocalyptic number.

It is an amenable number.

5644574164 is a deficient number, since it is larger than the sum of its proper divisors (4665669164).

5644574164 is a wasteful number, since it uses less digits than its factorization.

5644574164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16455 (or 16453 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 46.

The square root of 5644574164 is about 75130.3810984611. The cubic root of 5644574164 is about 1780.5071739980.

The spelling of 5644574164 in words is "five billion, six hundred forty-four million, five hundred seventy-four thousand, one hundred sixty-four".