23932291691 has 8 divisors (see below), whose sum is σ = 29837662464. Its totient is φ = 18648538920.

The previous prime is 23932291687. The next prime is 23932291697. The reversal of 23932291691 is 19619223932.

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

It is not a de Polignac number, because 23932291691 - 2² = 23932291687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23932291697) 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, 155404415 + ... + 155404568.

It is an arithmetic number, because the mean of its divisors is an integer number (3729707808).

Almost surely, 2^23932291691 is an apocalyptic number.

23932291691 is a deficient number, since it is larger than the sum of its proper divisors (5905370773).

23932291691 is a wasteful number, since it uses less digits than its factorization.

23932291691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310809001.

The product of its digits is 314928, while the sum is 47.

The spelling of 23932291691 in words is "twenty-three billion, nine hundred thirty-two million, two hundred ninety-one thousand, six hundred ninety-one".