256476545070 has 32 divisors (see below), whose sum is σ = 647940746880. Its totient is φ = 64794074400.

The previous prime is 256476545069. The next prime is 256476545093. The reversal of 256476545070 is 70545674652.

256476545070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224978856 + ... + 224979995.

It is an arithmetic number, because the mean of its divisors is an integer number (20248148340).

Almost surely, 2^256476545070 is an apocalyptic number.

256476545070 is an abundant number, since it is smaller than the sum of its proper divisors (391464201810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

256476545070 is a wasteful number, since it uses less digits than its factorization.

256476545070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449958880.

The product of its (nonzero) digits is 7056000, while the sum is 51.

The spelling of 256476545070 in words is "two hundred fifty-six billion, four hundred seventy-six million, five hundred forty-five thousand, seventy".