2164013263563 has 8 divisors (see below), whose sum is σ = 2889526637376. Its totient is φ = 1440587699400.

The previous prime is 2164013263553. The next prime is 2164013263583. The reversal of 2164013263563 is 3653623104612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2164013263563 - 2⁴ = 2164013263547 is a prime.

It is a super-2 number, since 2×2164013263563² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2164013263523) 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, 521949993 + ... + 521954138.

It is an arithmetic number, because the mean of its divisors is an integer number (361190829672).

Almost surely, 2^{2164013263563} is an apocalyptic number.

2164013263563 is a deficient number, since it is larger than the sum of its proper divisors (725513373813).

2164013263563 is a wasteful number, since it uses less digits than its factorization.

2164013263563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043904825.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 2164013263563 in words is "two trillion, one hundred sixty-four billion, thirteen million, two hundred sixty-three thousand, five hundred sixty-three".