164245566243046 has 16 divisors (see below), whose sum is σ = 251072677934064. Its totient is φ = 80555363341024.

The previous prime is 164245566243029. The next prime is 164245566243047. The reversal of 164245566243046 is 640342665542461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164245566243047) 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, 171957136 + ... + 172909651.

It is an arithmetic number, because the mean of its divisors is an integer number (15692042370879).

Almost surely, 2^{164245566243046} is an apocalyptic number.

164245566243046 is a deficient number, since it is larger than the sum of its proper divisors (86827111691018).

164245566243046 is a wasteful number, since it uses less digits than its factorization.

164245566243046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344871335.

The product of its (nonzero) digits is 99532800, while the sum is 58.

The spelling of 164245566243046 in words is "one hundred sixty-four trillion, two hundred forty-five billion, five hundred sixty-six million, two hundred forty-three thousand, forty-six".