2321306343655 has 24 divisors (see below), whose sum is σ = 3065772706560. Its totient is φ = 1686093851520.

The previous prime is 2321306343617. The next prime is 2321306343667. The reversal of 2321306343655 is 5563436031232.

It is not a de Polignac number, because 2321306343655 - 2¹³ = 2321306335463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22465735 + ... + 22568824.

It is an arithmetic number, because the mean of its divisors is an integer number (127740529440).

Almost surely, 2^{2321306343655} is an apocalyptic number.

2321306343655 is a deficient number, since it is larger than the sum of its proper divisors (744466362905).

2321306343655 is a wasteful number, since it uses less digits than its factorization.

2321306343655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45034651 (or 45034638 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 43.

The spelling of 2321306343655 in words is "two trillion, three hundred twenty-one billion, three hundred six million, three hundred forty-three thousand, six hundred fifty-five".