256622330400353 has 8 divisors (see below), whose sum is σ = 263559512293248. Its totient is φ = 249685224467184.

The previous prime is 256622330400347. The next prime is 256622330400367. The reversal of 256622330400353 is 353004033226652.

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 256622330400353 - 2⁸ = 256622330400097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (256622330400383) 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 7 ways as a sum of consecutive naturals, for example, 12108551 + ... + 25687772.

It is an arithmetic number, because the mean of its divisors is an integer number (32944939036656).

Almost surely, 2^{256622330400353} is an apocalyptic number.

It is an amenable number.

256622330400353 is a deficient number, since it is larger than the sum of its proper divisors (6937181892895).

256622330400353 is a wasteful number, since it uses less digits than its factorization.

256622330400353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37979863.

The product of its (nonzero) digits is 2332800, while the sum is 44.

The spelling of 256622330400353 in words is "two hundred fifty-six trillion, six hundred twenty-two billion, three hundred thirty million, four hundred thousand, three hundred fifty-three".