5664194718 has 64 divisors (see below), whose sum is σ = 13963740672. Its totient is φ = 1491592320.

The previous prime is 5664194713. The next prime is 5664194741. The reversal of 5664194718 is 8174914665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5664194713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369780 + ... + 384792.

It is an arithmetic number, because the mean of its divisors is an integer number (218183448).

Almost surely, 2^5664194718 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5664194718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6981870336).

5664194718 is an abundant number, since it is smaller than the sum of its proper divisors (8299545954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5664194718 is a wasteful number, since it uses less digits than its factorization.

5664194718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15729.

The product of its digits is 1451520, while the sum is 51.

The square root of 5664194718 is about 75260.8445209061. The cubic root of 5664194718 is about 1782.5678040599.

The spelling of 5664194718 in words is "five billion, six hundred sixty-four million, one hundred ninety-four thousand, seven hundred eighteen".