23159328205 has 48 divisors (see below), whose sum is σ = 30792628224. Its totient is φ = 16709172480.

The previous prime is 23159328197. The next prime is 23159328211. The reversal of 23159328205 is 50282395132.

It is a happy number.

It is not a de Polignac number, because 23159328205 - 2³ = 23159328197 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 7188495 + ... + 7191715.

It is an arithmetic number, because the mean of its divisors is an integer number (641513088).

Almost surely, 2^23159328205 is an apocalyptic number.

It is an amenable number.

23159328205 is a deficient number, since it is larger than the sum of its proper divisors (7633300019).

23159328205 is a wasteful number, since it uses less digits than its factorization.

23159328205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446 (or 3433 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 23159328205 in words is "twenty-three billion, one hundred fifty-nine million, three hundred twenty-eight thousand, two hundred five".