82650281895 has 24 divisors (see below), whose sum is σ = 143349102000. Its totient is φ = 44052884736.

The previous prime is 82650281869. The next prime is 82650281921. The reversal of 82650281895 is 59818205628.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (82650281869) and next prime (82650281921).

It is not a de Polignac number, because 82650281895 - 2⁷ = 82650281767 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494370 + ... + 640079.

It is an arithmetic number, because the mean of its divisors is an integer number (5972879250).

Almost surely, 2^82650281895 is an apocalyptic number.

82650281895 is a deficient number, since it is larger than the sum of its proper divisors (60698820105).

82650281895 is a wasteful number, since it uses less digits than its factorization.

82650281895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136079 (or 1136076 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 54.

The spelling of 82650281895 in words is "eighty-two billion, six hundred fifty million, two hundred eighty-one thousand, eight hundred ninety-five".