23153923254017 has 4 divisors (see below), whose sum is σ = 23480034849216. Its totient is φ = 22827811658820.

The previous prime is 23153923254001. The next prime is 23153923254029. The reversal of 23153923254017 is 71045232935132.

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 23153923254017 - 2⁴ = 23153923254001 is a prime.

It is a super-2 number, since 2×23153923254017² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23153923254317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163055797493 + ... + 163055797634.

It is an arithmetic number, because the mean of its divisors is an integer number (5870008712304).

Almost surely, 2^{23153923254017} is an apocalyptic number.

It is an amenable number.

23153923254017 is a deficient number, since it is larger than the sum of its proper divisors (326111595199).

23153923254017 is an equidigital number, since it uses as much as digits as its factorization.

23153923254017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326111595198.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 23153923254017 in words is "twenty-three trillion, one hundred fifty-three billion, nine hundred twenty-three million, two hundred fifty-four thousand, seventeen".