255662636100 has 144 divisors (see below), whose sum is σ = 766504273920. Its totient is φ = 65748009600.

The previous prime is 255662636093. The next prime is 255662636113. The reversal of 255662636100 is 1636266552.

255662636100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 893665 + ... + 1144535.

Almost surely, 2^255662636100 is an apocalyptic number.

255662636100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255662636100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383252136960).

255662636100 is an abundant number, since it is smaller than the sum of its proper divisors (510841637820).

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

255662636100 is a wasteful number, since it uses less digits than its factorization.

255662636100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251010 (or 251003 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 255662636100 in words is "two hundred fifty-five billion, six hundred sixty-two million, six hundred thirty-six thousand, one hundred".