2256143352365 has 96 divisors (see below), whose sum is σ = 3414154043520. Its totient is φ = 1421389541376.

The previous prime is 2256143352349. The next prime is 2256143352371. The reversal of 2256143352365 is 5632533416522.

It is a happy number.

It is not a de Polignac number, because 2256143352365 - 2⁴ = 2256143352349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 531730934 + ... + 531735176.

It is an arithmetic number, because the mean of its divisors is an integer number (35564104620).

Almost surely, 2^{2256143352365} is an apocalyptic number.

It is an amenable number.

2256143352365 is a deficient number, since it is larger than the sum of its proper divisors (1158010691155).

2256143352365 is a wasteful number, since it uses less digits than its factorization.

2256143352365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7291 (or 7284 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 47.

Adding to 2256143352365 its reverse (5632533416522), we get a palindrome (7888676768887).

The spelling of 2256143352365 in words is "two trillion, two hundred fifty-six billion, one hundred forty-three million, three hundred fifty-two thousand, three hundred sixty-five".