21732670811163 has 32 divisors (see below), whose sum is σ = 31816216724544. Its totient is φ = 13114499069952.

The previous prime is 21732670811113. The next prime is 21732670811191. The reversal of 21732670811163 is 36111807623712.

It is not a de Polignac number, because 21732670811163 - 2¹⁶ = 21732670745627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21732670811113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21569706 + ... + 22554767.

It is an arithmetic number, because the mean of its divisors is an integer number (994256772642).

Almost surely, 2^{21732670811163} is an apocalyptic number.

21732670811163 is a deficient number, since it is larger than the sum of its proper divisors (10083545913381).

21732670811163 is a wasteful number, since it uses less digits than its factorization.

21732670811163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44124735.

The product of its (nonzero) digits is 508032, while the sum is 48.

The spelling of 21732670811163 in words is "twenty-one trillion, seven hundred thirty-two billion, six hundred seventy million, eight hundred eleven thousand, one hundred sixty-three".