23626603445 has 4 divisors (see below), whose sum is σ = 28351924140. Its totient is φ = 18901282752.

The previous prime is 23626603439. The next prime is 23626603447. The reversal of 23626603445 is 54430662632.

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 15822117796 + 7804485649 = 125786^2 + 88343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23626603445 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23626603447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2362660340 + ... + 2362660349.

It is an arithmetic number, because the mean of its divisors is an integer number (7087981035).

Almost surely, 2^23626603445 is an apocalyptic number.

It is an amenable number.

23626603445 is a deficient number, since it is larger than the sum of its proper divisors (4725320695).

23626603445 is an equidigital number, since it uses as much as digits as its factorization.

23626603445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4725320694.

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 23626603445 in words is "twenty-three billion, six hundred twenty-six million, six hundred three thousand, four hundred forty-five".