23321204255455 has 8 divisors (see below), whose sum is σ = 28741808488032. Its totient is φ = 18152721150048.

The previous prime is 23321204255411. The next prime is 23321204255507. The reversal of 23321204255455 is 55455240212332.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23321204255455 - 2³⁵ = 23286844517087 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 7 ways as a sum of consecutive naturals, for example, 63030281587 + ... + 63030281956.

It is an arithmetic number, because the mean of its divisors is an integer number (3592726061004).

Almost surely, 2^{23321204255455} is an apocalyptic number.

23321204255455 is a deficient number, since it is larger than the sum of its proper divisors (5420604232577).

23321204255455 is a wasteful number, since it uses less digits than its factorization.

23321204255455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126060563585.

The product of its (nonzero) digits is 1440000, while the sum is 43.

Adding to 23321204255455 its reverse (55455240212332), we get a palindrome (78776444467787).

The spelling of 23321204255455 in words is "twenty-three trillion, three hundred twenty-one billion, two hundred four million, two hundred fifty-five thousand, four hundred fifty-five".