20649162322922 has 48 divisors (see below), whose sum is σ = 37599687717120. Its totient is φ = 8464321226592.

The previous prime is 20649162322909. The next prime is 20649162322937. The reversal of 20649162322922 is 22922326194602.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35157404 + ... + 35739912.

It is an arithmetic number, because the mean of its divisors is an integer number (783326827440).

Almost surely, 2^{20649162322922} is an apocalyptic number.

20649162322922 is a deficient number, since it is larger than the sum of its proper divisors (16950525394198).

20649162322922 is a wasteful number, since it uses less digits than its factorization.

20649162322922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598275 (or 598268 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 20649162322922 in words is "twenty trillion, six hundred forty-nine billion, one hundred sixty-two million, three hundred twenty-two thousand, nine hundred twenty-two".