225717066982 has 36 divisors (see below), whose sum is σ = 371951330076. Its totient is φ = 101882539440.

The previous prime is 225717066961. The next prime is 225717067003. The reversal of 225717066982 is 289660717522.

225717066982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225717066961) and next prime (225717067003).

It is a congruent number.

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 17 ways as a sum of consecutive naturals, for example, 443451744 + ... + 443452252.

It is an arithmetic number, because the mean of its divisors is an integer number (10331981391).

Almost surely, 2^225717066982 is an apocalyptic number.

225717066982 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225717066982 is a deficient number, since it is larger than the sum of its proper divisors (146234263094).

225717066982 is an frugal number, since it uses more digits than its factorization.

225717066982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 225717066982 in words is "two hundred twenty-five billion, seven hundred seventeen million, sixty-six thousand, nine hundred eighty-two".