256734256071414 has 96 divisors (see below), whose sum is σ = 564739388357760. Its totient is φ = 77750253504000.

The previous prime is 256734256071383. The next prime is 256734256071439. The reversal of 256734256071414 is 414170652437652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8518325157 + ... + 8518355295.

It is an arithmetic number, because the mean of its divisors is an integer number (5882701962060).

Almost surely, 2^{256734256071414} is an apocalyptic number.

256734256071414 is an abundant number, since it is smaller than the sum of its proper divisors (308005132286346).

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

256734256071414 is a wasteful number, since it uses less digits than its factorization.

256734256071414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37018 (or 37007 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 57.

The spelling of 256734256071414 in words is "two hundred fifty-six trillion, seven hundred thirty-four billion, two hundred fifty-six million, seventy-one thousand, four hundred fourteen".