2321306343656 has 64 divisors (see below), whose sum is σ = 4502621520000. Its totient is φ = 1121085239040.

The previous prime is 2321306343617. The next prime is 2321306343667. The reversal of 2321306343656 is 6563436031232.

It is a super-3 number, since 3×2321306343656³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31700846 + ... + 31773986.

It is an arithmetic number, because the mean of its divisors is an integer number (70353461250).

Almost surely, 2^{2321306343656} is an apocalyptic number.

It is an amenable number.

2321306343656 is a deficient number, since it is larger than the sum of its proper divisors (2181315176344).

2321306343656 is a wasteful number, since it uses less digits than its factorization.

2321306343656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73962 (or 73958 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 44.

The spelling of 2321306343656 in words is "two trillion, three hundred twenty-one billion, three hundred six million, three hundred forty-three thousand, six hundred fifty-six".