256341105626 has 16 divisors (see below), whose sum is σ = 401305316544. Its totient is φ = 122574771264.

The previous prime is 256341105563. The next prime is 256341105653. The reversal of 256341105626 is 626501143652.

It is a happy number.

It is a Curzon 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, 278591 + ... + 768306.

It is an arithmetic number, because the mean of its divisors is an integer number (25081582284).

Almost surely, 2^256341105626 is an apocalyptic number.

256341105626 is a deficient number, since it is larger than the sum of its proper divisors (144964210918).

256341105626 is a wasteful number, since it uses less digits than its factorization.

256341105626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052245.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 256341105626 in words is "two hundred fifty-six billion, three hundred forty-one million, one hundred five thousand, six hundred twenty-six".