23240402000000 has 112 divisors (see below), whose sum is σ = 57873312141810. Its totient is φ = 9296160000000.

The previous prime is 23240401999973. The next prime is 23240402000059. The reversal of 23240402000000 is 20404232.

It can be written as a sum of positive squares in 7 ways, for example, as 13240690778176 + 9999711221824 = 3638776^2 + 3162232^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 3810101 + ... + 7810100.

Almost surely, 2^{23240402000000} is an apocalyptic number.

23240402000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23240402000000 is an abundant number, since it is smaller than the sum of its proper divisors (34632910141810).

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

23240402000000 is an frugal number, since it uses more digits than its factorization.

23240402000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11620245 (or 11620208 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 23240402000000 its reverse (20404232), we get a palindrome (23240422404232).

The spelling of 23240402000000 in words is "twenty-three trillion, two hundred forty billion, four hundred two million", and thus it is an aban number.