23240262655 has 4 divisors (see below), whose sum is σ = 27888315192. Its totient is φ = 18592210120.

The previous prime is 23240262649. The next prime is 23240262673. The reversal of 23240262655 is 55626204232.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23240262655 - 2¹¹ = 23240260607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2324026261 + ... + 2324026270.

It is an arithmetic number, because the mean of its divisors is an integer number (6972078798).

Almost surely, 2^23240262655 is an apocalyptic number.

23240262655 is a deficient number, since it is larger than the sum of its proper divisors (4648052537).

23240262655 is an equidigital number, since it uses as much as digits as its factorization.

23240262655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648052536.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 23240262655 its reverse (55626204232), we get a palindrome (78866466887).

The spelling of 23240262655 in words is "twenty-three billion, two hundred forty million, two hundred sixty-two thousand, six hundred fifty-five".