23463423564 has 48 divisors (see below), whose sum is σ = 62828806656. Its totient is φ = 6676012800.

The previous prime is 23463423563. The next prime is 23463423583. The reversal of 23463423564 is 46532436432.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (23463423563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559272 + ... + 599759.

It is an arithmetic number, because the mean of its divisors is an integer number (1308933472).

Almost surely, 2^23463423564 is an apocalyptic number.

It is an amenable number.

23463423564 is an abundant number, since it is smaller than the sum of its proper divisors (39365383092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23463423564 is a wasteful number, since it uses less digits than its factorization.

23463423564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159286 (or 1159284 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 42.

Adding to 23463423564 its reverse (46532436432), we get a palindrome (69995859996).

The spelling of 23463423564 in words is "twenty-three billion, four hundred sixty-three million, four hundred twenty-three thousand, five hundred sixty-four".