255702246215 has 16 divisors (see below), whose sum is σ = 341840671200. Its totient is φ = 182315021952.

The previous prime is 255702246193. The next prime is 255702246227. The reversal of 255702246215 is 512642207552.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 255702246215 - 2²² = 255698051911 is a prime.

It is a congruent number.

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, 67823645 + ... + 67827414.

It is an arithmetic number, because the mean of its divisors is an integer number (21365041950).

Almost surely, 2^255702246215 is an apocalyptic number.

255702246215 is a deficient number, since it is larger than the sum of its proper divisors (86138424985).

255702246215 is a wasteful number, since it uses less digits than its factorization.

255702246215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135651106.

The product of its (nonzero) digits is 336000, while the sum is 41.

The spelling of 255702246215 in words is "two hundred fifty-five billion, seven hundred two million, two hundred forty-six thousand, two hundred fifteen".