2256334220365 has 8 divisors (see below), whose sum is σ = 2707637078880. Its totient is φ = 1805043366672.

The previous prime is 2256334220351. The next prime is 2256334220429. The reversal of 2256334220365 is 5630224336522.

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 2256334220365 - 2¹⁹ = 2256333696077 is a prime.

It is a super-2 number, since 2×2256334220365² (a number of 26 digits) contains 22 as substring.

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, 2582395 + ... + 3343864.

It is an arithmetic number, because the mean of its divisors is an integer number (338454634860).

Almost surely, 2^{2256334220365} is an apocalyptic number.

It is an amenable number.

2256334220365 is a deficient number, since it is larger than the sum of its proper divisors (451302858515).

2256334220365 is an equidigital number, since it uses as much as digits as its factorization.

2256334220365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002411.

The product of its (nonzero) digits is 1555200, while the sum is 43.

Adding to 2256334220365 its reverse (5630224336522), we get a palindrome (7886558556887).

The spelling of 2256334220365 in words is "two trillion, two hundred fifty-six billion, three hundred thirty-four million, two hundred twenty thousand, three hundred sixty-five".