64183115717223 has 16 divisors (see below), whose sum is σ = 86916935609856. Its totient is φ = 42120882752480.

The previous prime is 64183115717209. The next prime is 64183115717239. The reversal of 64183115717223 is 32271751138146.

It is a cyclic number.

It is not a de Polignac number, because 64183115717223 - 2¹⁶ = 64183115651687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64183115717923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232728636 + ... + 233004257.

It is an arithmetic number, because the mean of its divisors is an integer number (5432308475616).

Almost surely, 2^{64183115717223} is an apocalyptic number.

64183115717223 is a deficient number, since it is larger than the sum of its proper divisors (22733819892633).

64183115717223 is a wasteful number, since it uses less digits than its factorization.

64183115717223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465733614.

The product of its digits is 1693440, while the sum is 51.

The spelling of 64183115717223 in words is "sixty-four trillion, one hundred eighty-three billion, one hundred fifteen million, seven hundred seventeen thousand, two hundred twenty-three".