23240052440000 has 140 divisors (see below), whose sum is σ = 62866667045688. Its totient is φ = 8450928000000.

The previous prime is 23240052439979. The next prime is 23240052440083. The reversal of 23240052440000 is 4425004232.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25969151 + ... + 26849150.

Almost surely, 2^{23240052440000} is an apocalyptic number.

23240052440000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23240052440000 is an abundant number, since it is smaller than the sum of its proper divisors (39626614605688).

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

23240052440000 is an equidigital number, since it uses as much as digits as its factorization.

23240052440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52818344 (or 52818319 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

Adding to 23240052440000 its reverse (4425004232), we get a palindrome (23244477444232).

The spelling of 23240052440000 in words is "twenty-three trillion, two hundred forty billion, fifty-two million, four hundred forty thousand".