256356099050 has 24 divisors (see below), whose sum is σ = 497553752736. Its totient is φ = 98084072240.

The previous prime is 256356099001. The next prime is 256356099079. The reversal of 256356099050 is 50990653652.

256356099050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a self number, because there is not a number n which added to its sum of digits gives 256356099050.

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 11 ways as a sum of consecutive naturals, for example, 111458024 + ... + 111460323.

It is an arithmetic number, because the mean of its divisors is an integer number (20731406364).

Almost surely, 2^256356099050 is an apocalyptic number.

256356099050 is a deficient number, since it is larger than the sum of its proper divisors (241197653686).

256356099050 is a wasteful number, since it uses less digits than its factorization.

256356099050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222918382 (or 222918377 counting only the distinct ones).

The product of its (nonzero) digits is 2187000, while the sum is 50.

The spelling of 256356099050 in words is "two hundred fifty-six billion, three hundred fifty-six million, ninety-nine thousand, fifty".