256001611706 has 16 divisors (see below), whose sum is σ = 385391023200. Its totient is φ = 127538721648.

The previous prime is 256001611687. The next prime is 256001611727. The reversal of 256001611706 is 607116100652.

It is an unprimeable number.

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, 459260 + ... + 850248.

It is an arithmetic number, because the mean of its divisors is an integer number (24086938950).

Almost surely, 2^256001611706 is an apocalyptic number.

256001611706 is a deficient number, since it is larger than the sum of its proper divisors (129389411494).

256001611706 is a wasteful number, since it uses less digits than its factorization.

256001611706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392173.

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 256001611706 in words is "two hundred fifty-six billion, one million, six hundred eleven thousand, seven hundred six".