23117527506 has 32 divisors (see below), whose sum is σ = 48844244160. Its totient is φ = 7273907136.

The previous prime is 23117527471. The next prime is 23117527519. The reversal of 23117527506 is 60572571132.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 334461 + ... + 397616.

It is an arithmetic number, because the mean of its divisors is an integer number (1526382630).

Almost surely, 2^23117527506 is an apocalyptic number.

23117527506 is an abundant number, since it is smaller than the sum of its proper divisors (25726716654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23117527506 is a wasteful number, since it uses less digits than its factorization.

23117527506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732378.

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 23117527506 in words is "twenty-three billion, one hundred seventeen million, five hundred twenty-seven thousand, five hundred six".