23514672505 has 4 divisors (see below), whose sum is σ = 28217607012. Its totient is φ = 18811738000.

The previous prime is 23514672497. The next prime is 23514672521. The reversal of 23514672505 is 50527641532.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13575978256 + 9938694249 = 116516^2 + 99693^2 .

It is not a de Polignac number, because 23514672505 - 2³ = 23514672497 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2351467246 + ... + 2351467255.

It is an arithmetic number, because the mean of its divisors is an integer number (7054401753).

Almost surely, 2^23514672505 is an apocalyptic number.

It is an amenable number.

23514672505 is a deficient number, since it is larger than the sum of its proper divisors (4702934507).

23514672505 is an equidigital number, since it uses as much as digits as its factorization.

23514672505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4702934506.

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 23514672505 in words is "twenty-three billion, five hundred fourteen million, six hundred seventy-two thousand, five hundred five".