164346113615643 has 24 divisors (see below), whose sum is σ = 255473418672576. Its totient is φ = 101428652563200.

The previous prime is 164346113615581. The next prime is 164346113615669. The reversal of 164346113615643 is 346516311643461.

164346113615643 is a `hidden beast` number, since 1 + 6 + 4 + 3 + 4 + 6 + 1 + 13 + 61 + 564 + 3 = 666.

It is not a de Polignac number, because 164346113615643 - 2¹⁴ = 164346113599259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164346113615643.

It is not an unprimeable number, because it can be changed into a prime (164346113615543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8804561203 + ... + 8804579868.

It is an arithmetic number, because the mean of its divisors is an integer number (10644725778024).

Almost surely, 2^{164346113615643} is an apocalyptic number.

164346113615643 is a deficient number, since it is larger than the sum of its proper divisors (91127305056933).

164346113615643 is a wasteful number, since it uses less digits than its factorization.

164346113615643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17609141155 (or 17609141152 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 54.

The spelling of 164346113615643 in words is "one hundred sixty-four trillion, three hundred forty-six billion, one hundred thirteen million, six hundred fifteen thousand, six hundred forty-three".