23023863619 has 4 divisors (see below), whose sum is σ = 23038558144. Its totient is φ = 23009169096.

The previous prime is 23023863617. The next prime is 23023863637. The reversal of 23023863619 is 91636832032.

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 23023863619 - 2¹ = 23023863617 is a prime.

It is a super-2 number, since 2×23023863619² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23023863617) 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, 7344912 + ... + 7348045.

It is an arithmetic number, because the mean of its divisors is an integer number (5759639536).

Almost surely, 2^23023863619 is an apocalyptic number.

23023863619 is a deficient number, since it is larger than the sum of its proper divisors (14694525).

23023863619 is a wasteful number, since it uses less digits than its factorization.

23023863619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14694524.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 23023863619 in words is "twenty-three billion, twenty-three million, eight hundred sixty-three thousand, six hundred nineteen".