256350010149 has 12 divisors (see below), whose sum is σ = 378894589216. Its totient is φ = 166925587752.

The previous prime is 256350010141. The next prime is 256350010153. The reversal of 256350010149 is 941010053652.

256350010149 is a `hidden beast` number, since 2 + 5 + 6 + 3 + 500 + 1 + 0 + 149 = 666.

It is not a de Polignac number, because 256350010149 - 2³ = 256350010141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256350010141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331201177 + ... + 331201950.

Almost surely, 2^256350010149 is an apocalyptic number.

It is an amenable number.

256350010149 is a deficient number, since it is larger than the sum of its proper divisors (122544579067).

256350010149 is a wasteful number, since it uses less digits than its factorization.

256350010149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662403176 (or 662403173 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 256350010149 in words is "two hundred fifty-six billion, three hundred fifty million, ten thousand, one hundred forty-nine".