256226201523633 has 8 divisors (see below), whose sum is σ = 372692656761696. Its totient is φ = 155288606984000.

The previous prime is 256226201523559. The next prime is 256226201523683. The reversal of 256226201523633 is 336325102622652.

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 256226201523633 - 2¹⁸ = 256226201261489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (256226201523683) 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, 3882215174568 + ... + 3882215174633.

It is an arithmetic number, because the mean of its divisors is an integer number (46586582095212).

Almost surely, 2^{256226201523633} is an apocalyptic number.

It is an amenable number.

256226201523633 is a deficient number, since it is larger than the sum of its proper divisors (116466455238063).

256226201523633 is a wasteful number, since it uses less digits than its factorization.

256226201523633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7764430349215.

The product of its (nonzero) digits is 4665600, while the sum is 48.

The spelling of 256226201523633 in words is "two hundred fifty-six trillion, two hundred twenty-six billion, two hundred one million, five hundred twenty-three thousand, six hundred thirty-three".