23922491143 has 4 divisors (see below), whose sum is σ = 23961138760. Its totient is φ = 23883843528.

The previous prime is 23922491141. The next prime is 23922491149. The reversal of 23922491143 is 34119422932.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23922491143 - 2¹ = 23922491141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23922491096 and 23922491105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23922491141) 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, 19322880 + ... + 19324117.

It is an arithmetic number, because the mean of its divisors is an integer number (5990284690).

Almost surely, 2^23922491143 is an apocalyptic number.

23922491143 is a deficient number, since it is larger than the sum of its proper divisors (38647617).

23922491143 is an equidigital number, since it uses as much as digits as its factorization.

23922491143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38647616.

The product of its digits is 93312, while the sum is 40.

The spelling of 23922491143 in words is "twenty-three billion, nine hundred twenty-two million, four hundred ninety-one thousand, one hundred forty-three".