255702655696 has 40 divisors (see below), whose sum is σ = 526242583944. Its totient is φ = 119946178560.

The previous prime is 255702655673. The next prime is 255702655697. The reversal of 255702655696 is 696556207552.

It can be written as a sum of positive squares in 4 ways, for example, as 39418131600 + 216284524096 = 198540^2 + 465064^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 255702655696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255702655697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1416595 + ... + 1586866.

Almost surely, 2^255702655696 is an apocalyptic number.

It is an amenable number.

255702655696 is an abundant number, since it is smaller than the sum of its proper divisors (270539928248).

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

255702655696 is a wasteful number, since it uses less digits than its factorization.

255702655696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003799 (or 3003793 counting only the distinct ones).

The product of its (nonzero) digits is 34020000, while the sum is 58.

The spelling of 255702655696 in words is "two hundred fifty-five billion, seven hundred two million, six hundred fifty-five thousand, six hundred ninety-six".