3640256222333 has 4 divisors (see below), whose sum is σ = 3640264181568. Its totient is φ = 3640248263100.

The previous prime is 3640256222321. The next prime is 3640256222483. The reversal of 3640256222333 is 3332226520463.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3640256222333 - 2¹⁰ = 3640256221309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3640256222233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3248843 + ... + 4223208.

It is an arithmetic number, because the mean of its divisors is an integer number (910066045392).

Almost surely, 2^{3640256222333} is an apocalyptic number.

It is an amenable number.

3640256222333 is a deficient number, since it is larger than the sum of its proper divisors (7959235).

3640256222333 is an equidigital number, since it uses as much as digits as its factorization.

3640256222333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7959234.

The product of its (nonzero) digits is 933120, while the sum is 41.

The spelling of 3640256222333 in words is "three trillion, six hundred forty billion, two hundred fifty-six million, two hundred twenty-two thousand, three hundred thirty-three".