23753626205 has 4 divisors (see below), whose sum is σ = 28504351452. Its totient is φ = 19002900960.

The previous prime is 23753626181. The next prime is 23753626219. The reversal of 23753626205 is 50262635732.

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 14491103641 + 9262522564 = 120379^2 + 96242^2 .

It is a de Polignac number, because none of the positive numbers 2^k-23753626205 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 2375362616 + ... + 2375362625.

It is an arithmetic number, because the mean of its divisors is an integer number (7126087863).

Almost surely, 2^23753626205 is an apocalyptic number.

It is an amenable number.

23753626205 is a deficient number, since it is larger than the sum of its proper divisors (4750725247).

23753626205 is an equidigital number, since it uses as much as digits as its factorization.

23753626205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750725246.

The product of its (nonzero) digits is 453600, while the sum is 41.

The spelling of 23753626205 in words is "twenty-three billion, seven hundred fifty-three million, six hundred twenty-six thousand, two hundred five".