20324066562164 has 24 divisors (see below), whose sum is σ = 36532640020800. Its totient is φ = 9887966573184.

The previous prime is 20324066562131. The next prime is 20324066562209. The reversal of 20324066562164 is 46126566042302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224599589 + ... + 224690060.

It is an arithmetic number, because the mean of its divisors is an integer number (1522193334200).

Almost surely, 2^{20324066562164} is an apocalyptic number.

It is an amenable number.

20324066562164 is a deficient number, since it is larger than the sum of its proper divisors (16208573458636).

20324066562164 is a wasteful number, since it uses less digits than its factorization.

20324066562164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449289959 (or 449289957 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 20324066562164 in words is "twenty trillion, three hundred twenty-four billion, sixty-six million, five hundred sixty-two thousand, one hundred sixty-four".