23332604621 has 4 divisors (see below), whose sum is σ = 23333120700. Its totient is φ = 23332088544.

The previous prime is 23332604609. The next prime is 23332604623. The reversal of 23332604621 is 12640623332.

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 12057138025 + 11275466596 = 109805^2 + 106186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23332604621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23332604623) 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, 182936 + ... + 283073.

It is an arithmetic number, because the mean of its divisors is an integer number (5833280175).

Almost surely, 2^23332604621 is an apocalyptic number.

It is an amenable number.

23332604621 is a deficient number, since it is larger than the sum of its proper divisors (516079).

23332604621 is an equidigital number, since it uses as much as digits as its factorization.

23332604621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516078.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 23332604621 in words is "twenty-three billion, three hundred thirty-two million, six hundred four thousand, six hundred twenty-one".