20344650404023 has 32 divisors (see below), whose sum is σ = 22733820809280. Its totient is φ = 18050790850560.

The previous prime is 20344650404003. The next prime is 20344650404051. The reversal of 20344650404023 is 32040405644302.

It is a cyclic number.

It is not a de Polignac number, because 20344650404023 - 2⁵ = 20344650403991 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 (20344650404003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 583308261 + ... + 583343137.

It is an arithmetic number, because the mean of its divisors is an integer number (710431900290).

Almost surely, 2^{20344650404023} is an apocalyptic number.

20344650404023 is a deficient number, since it is larger than the sum of its proper divisors (2389170405257).

20344650404023 is a wasteful number, since it uses less digits than its factorization.

20344650404023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42547.

The product of its (nonzero) digits is 276480, while the sum is 37.

The spelling of 20344650404023 in words is "twenty trillion, three hundred forty-four billion, six hundred fifty million, four hundred four thousand, twenty-three".