256814700088 has 64 divisors (see below), whose sum is σ = 514981463040. Its totient is φ = 119639883264.

The previous prime is 256814700083. The next prime is 256814700101. The reversal of 256814700088 is 880007418652.

It is a super-3 number, since 3×256814700088³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256814700083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23670681 + ... + 23681527.

It is an arithmetic number, because the mean of its divisors is an integer number (8046585360).

Almost surely, 2^256814700088 is an apocalyptic number.

It is an amenable number.

256814700088 is an abundant number, since it is smaller than the sum of its proper divisors (258166762952).

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

256814700088 is a wasteful number, since it uses less digits than its factorization.

256814700088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12604 (or 12600 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 256814700088 in words is "two hundred fifty-six billion, eight hundred fourteen million, seven hundred thousand, eighty-eight".