2136862563 has 16 divisors (see below), whose sum is σ = 3119731200. Its totient is φ = 1290248480.

The previous prime is 2136862537. The next prime is 2136862601. The reversal of 2136862563 is 3652686312.

It is a cyclic number.

It is not a de Polignac number, because 2136862563 - 2²¹ = 2134765411 is a prime.

It is a super-2 number, since 2×2136862563² = 9132363226301857938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2136862523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111483 + ... + 129236.

It is an arithmetic number, because the mean of its divisors is an integer number (194983200).

Almost surely, 2^2136862563 is an apocalyptic number.

2136862563 is a deficient number, since it is larger than the sum of its proper divisors (982868637).

2136862563 is a wasteful number, since it uses less digits than its factorization.

2136862563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241002.

The product of its digits is 311040, while the sum is 42.

The square root of 2136862563 is about 46226.2107791673. The cubic root of 2136862563 is about 1288.0286704120.

The spelling of 2136862563 in words is "two billion, one hundred thirty-six million, eight hundred sixty-two thousand, five hundred sixty-three".