23304040536 has 192 divisors, whose sum is σ = 68984546400. Its totient is φ = 6539968512.

The previous prime is 23304040517. The next prime is 23304040537. The reversal of 23304040536 is 63504040332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23304040537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30303960 + ... + 30304728.

Almost surely, 2^23304040536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23304040536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34492273200).

23304040536 is an abundant number, since it is smaller than the sum of its proper divisors (45680505864).

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

23304040536 is a wasteful number, since it uses less digits than its factorization.

23304040536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218 (or 1207 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 23304040536 its reverse (63504040332), we get a palindrome (86808080868).

The spelling of 23304040536 in words is "twenty-three billion, three hundred four million, forty thousand, five hundred thirty-six".