2321256640433 has 8 divisors (see below), whose sum is σ = 2359835361600. Its totient is φ = 2282793598800.

The previous prime is 2321256640393. The next prime is 2321256640481. The reversal of 2321256640433 is 3340466521232.

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 2321256640433 - 2⁸ = 2321256640177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321256646433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28879418 + ... + 28959683.

It is an arithmetic number, because the mean of its divisors is an integer number (294979420200).

Almost surely, 2^{2321256640433} is an apocalyptic number.

It is an amenable number.

2321256640433 is a deficient number, since it is larger than the sum of its proper divisors (38578721167).

2321256640433 is an equidigital number, since it uses as much as digits as its factorization.

2321256640433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57839767.

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 2321256640433 in words is "two trillion, three hundred twenty-one billion, two hundred fifty-six million, six hundred forty thousand, four hundred thirty-three".