256342610444 has 24 divisors (see below), whose sum is σ = 450519543936. Its totient is φ = 127622880000.

The previous prime is 256342610443. The next prime is 256342610449. The reversal of 256342610444 is 444016243652.

It is not an unprimeable number, because it can be changed into a prime (256342610443) 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, 11123654 + ... + 11146674.

It is an arithmetic number, because the mean of its divisors is an integer number (18771647664).

Almost surely, 2^256342610444 is an apocalyptic number.

It is an amenable number.

256342610444 is a deficient number, since it is larger than the sum of its proper divisors (194176933492).

256342610444 is a wasteful number, since it uses less digits than its factorization.

256342610444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34817 (or 34815 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 256342610444 in words is "two hundred fifty-six billion, three hundred forty-two million, six hundred ten thousand, four hundred forty-four".