164560314233651 has 8 divisors (see below), whose sum is σ = 190007785507680. Its totient is φ = 139597556698368.

The previous prime is 164560314233641. The next prime is 164560314233669. The reversal of 164560314233651 is 156332413065461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164560314233651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164560314233651.

It is not an unprimeable number, because it can be changed into a prime (164560314233641) 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, 121178433956 + ... + 121178435313.

It is an arithmetic number, because the mean of its divisors is an integer number (23750973188460).

Almost surely, 2^{164560314233651} is an apocalyptic number.

164560314233651 is a deficient number, since it is larger than the sum of its proper divisors (25447471274029).

164560314233651 is an equidigital number, since it uses as much as digits as its factorization.

164560314233651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242356869373.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 164560314233651 in words is "one hundred sixty-four trillion, five hundred sixty billion, three hundred fourteen million, two hundred thirty-three thousand, six hundred fifty-one".