2132669623 has 4 divisors (see below), whose sum is σ = 2437336720. Its totient is φ = 1828002528.

The previous prime is 2132669593. The next prime is 2132669681. The reversal of 2132669623 is 3269662312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2132669623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132669723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152333538 + ... + 152333551.

It is an arithmetic number, because the mean of its divisors is an integer number (609334180).

Almost surely, 2^2132669623 is an apocalyptic number.

2132669623 is a deficient number, since it is larger than the sum of its proper divisors (304667097).

2132669623 is an equidigital number, since it uses as much as digits as its factorization.

2132669623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304667096.

The product of its digits is 139968, while the sum is 40.

The square root of 2132669623 is about 46180.8361011362. The cubic root of 2132669623 is about 1287.1856645268.

The spelling of 2132669623 in words is "two billion, one hundred thirty-two million, six hundred sixty-nine thousand, six hundred twenty-three".