23021464823 has 8 divisors (see below), whose sum is σ = 26462329248. Its totient is φ = 19618621344.

The previous prime is 23021464759. The next prime is 23021464849. The reversal of 23021464823 is 32846412032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23021464823 - 2⁶ = 23021464759 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 (23021464523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9503936 + ... + 9506357.

It is an arithmetic number, because the mean of its divisors is an integer number (3307791156).

Almost surely, 2^23021464823 is an apocalyptic number.

23021464823 is a deficient number, since it is larger than the sum of its proper divisors (3440864425).

23021464823 is a wasteful number, since it uses less digits than its factorization.

23021464823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19010473.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 23021464823 its reverse (32846412032), we get a palindrome (55867876855).

The spelling of 23021464823 in words is "twenty-three billion, twenty-one million, four hundred sixty-four thousand, eight hundred twenty-three".