23290924893 has 4 divisors (see below), whose sum is σ = 31054566528. Its totient is φ = 15527283260.

The previous prime is 23290924879. The next prime is 23290924933. The reversal of 23290924893 is 39842909232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23290924893 - 2⁶ = 23290924829 is a prime.

It is a super-2 number, since 2×23290924893² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23290924093) 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, 3881820813 + ... + 3881820818.

It is an arithmetic number, because the mean of its divisors is an integer number (7763641632).

Almost surely, 2^23290924893 is an apocalyptic number.

It is an amenable number.

23290924893 is a deficient number, since it is larger than the sum of its proper divisors (7763641635).

23290924893 is an equidigital number, since it uses as much as digits as its factorization.

23290924893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7763641634.

The product of its (nonzero) digits is 1679616, while the sum is 51.

The spelling of 23290924893 in words is "twenty-three billion, two hundred ninety million, nine hundred twenty-four thousand, eight hundred ninety-three".