256055341284 has 36 divisors (see below), whose sum is σ = 649053961920. Its totient is φ = 85114027440.

The previous prime is 256055341277. The next prime is 256055341291. The reversal of 256055341284 is 482143550652.

256055341284 is a `hidden beast` number, since 2 + 5 + 6 + 0 + 553 + 4 + 12 + 84 = 666.

It is an interprime number because it is at equal distance from previous prime (256055341277) and next prime (256055341291).

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9893272 + ... + 9919119.

It is an arithmetic number, because the mean of its divisors is an integer number (18029276720).

Almost surely, 2^256055341284 is an apocalyptic number.

It is an amenable number.

256055341284 is an abundant number, since it is smaller than the sum of its proper divisors (392998620636).

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

256055341284 is a wasteful number, since it uses less digits than its factorization.

256055341284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19812760 (or 19812755 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 256055341284 in words is "two hundred fifty-six billion, fifty-five million, three hundred forty-one thousand, two hundred eighty-four".