256477073370706 has 32 divisors (see below), whose sum is σ = 393918783223680. Its totient is φ = 125207161375104.

The previous prime is 256477073370701. The next prime is 256477073370743. The reversal of 256477073370706 is 607073370774652.

It is not an unprimeable number, because it can be changed into a prime (256477073370701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37168560 + ... + 43525348.

It is an arithmetic number, because the mean of its divisors is an integer number (12309961975740).

Almost surely, 2^{256477073370706} is an apocalyptic number.

256477073370706 is a deficient number, since it is larger than the sum of its proper divisors (137441709852974).

256477073370706 is a wasteful number, since it uses less digits than its factorization.

256477073370706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6359650.

The product of its (nonzero) digits is 217818720, while the sum is 64.

The spelling of 256477073370706 in words is "two hundred fifty-six trillion, four hundred seventy-seven billion, seventy-three million, three hundred seventy thousand, seven hundred six".