256054201434 has 32 divisors (see below), whose sum is σ = 570360953280. Its totient is φ = 85148658000.

The previous prime is 256054201369. The next prime is 256054201471. The reversal of 256054201434 is 434102450652.

256054201434 is a `hidden beast` number, since 2 + 5 + 605 + 4 + 2 + 0 + 1 + 43 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5608792 + ... + 5654259.

It is an arithmetic number, because the mean of its divisors is an integer number (17823779790).

Almost surely, 2^256054201434 is an apocalyptic number.

256054201434 is an abundant number, since it is smaller than the sum of its proper divisors (314306751846).

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

256054201434 is a wasteful number, since it uses less digits than its factorization.

256054201434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11263483 (or 11263477 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 256054201434 in words is "two hundred fifty-six billion, fifty-four million, two hundred one thousand, four hundred thirty-four".