23234639091 has 8 divisors (see below), whose sum is σ = 30989406864. Its totient is φ = 15484815360.

The previous prime is 23234639069. The next prime is 23234639119. The reversal of 23234639091 is 19093643232.

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

It is not a de Polignac number, because 23234639091 - 2⁵ = 23234639059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23234639191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1225030 + ... + 1243851.

It is an arithmetic number, because the mean of its divisors is an integer number (3873675858).

Almost surely, 2^23234639091 is an apocalyptic number.

23234639091 is a deficient number, since it is larger than the sum of its proper divisors (7754767773).

23234639091 is a wasteful number, since it uses less digits than its factorization.

23234639091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2472021.

The product of its (nonzero) digits is 209952, while the sum is 42.

The spelling of 23234639091 in words is "twenty-three billion, two hundred thirty-four million, six hundred thirty-nine thousand, ninety-one".