23313403655 has 32 divisors (see below), whose sum is σ = 30233640960. Its totient is φ = 17201998080.

The previous prime is 23313403651. The next prime is 23313403657. The reversal of 23313403655 is 55630431332.

It is not a de Polignac number, because 23313403655 - 2² = 23313403651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23313403651) 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 31 ways as a sum of consecutive naturals, for example, 839147 + ... + 866483.

It is an arithmetic number, because the mean of its divisors is an integer number (944801280).

Almost surely, 2^23313403655 is an apocalyptic number.

23313403655 is a deficient number, since it is larger than the sum of its proper divisors (6920237305).

23313403655 is a wasteful number, since it uses less digits than its factorization.

23313403655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27599.

The product of its (nonzero) digits is 97200, while the sum is 35.

Adding to 23313403655 its reverse (55630431332), we get a palindrome (78943834987).

The spelling of 23313403655 in words is "twenty-three billion, three hundred thirteen million, four hundred three thousand, six hundred fifty-five".