23312304402555 has 128 divisors (see below), whose sum is σ = 44587733299200. Its totient is φ = 10169403678720.

The previous prime is 23312304402511. The next prime is 23312304402557. The reversal of 23312304402555 is 55520440321332.

It is not a de Polignac number, because 23312304402555 - 2¹⁶ = 23312304337019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23312304402557) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5124707421 + ... + 5124711969.

It is an arithmetic number, because the mean of its divisors is an integer number (348341666400).

Almost surely, 2^{23312304402555} is an apocalyptic number.

23312304402555 is a deficient number, since it is larger than the sum of its proper divisors (21275428896645).

23312304402555 is a wasteful number, since it uses less digits than its factorization.

23312304402555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9181.

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 23312304402555 its reverse (55520440321332), we get a palindrome (78832744723887).

The spelling of 23312304402555 in words is "twenty-three trillion, three hundred twelve billion, three hundred four million, four hundred two thousand, five hundred fifty-five".