895636820385 has 24 divisors (see below), whose sum is σ = 1602515775744. Its totient is φ = 462264164640.

The previous prime is 895636820363. The next prime is 895636820417. The reversal of 895636820385 is 583028636598.

895636820385 is a `hidden beast` number, since 8 + 9 + 563 + 68 + 2 + 0 + 3 + 8 + 5 = 666.

It is not a de Polignac number, because 895636820385 - 2²² = 895632626081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 321015387 + ... + 321018176.

It is an arithmetic number, because the mean of its divisors is an integer number (66771490656).

Almost surely, 2^895636820385 is an apocalyptic number.

It is an amenable number.

895636820385 is a deficient number, since it is larger than the sum of its proper divisors (706878955359).

895636820385 is a wasteful number, since it uses less digits than its factorization.

895636820385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642033605 (or 642033602 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 63.

The spelling of 895636820385 in words is "eight hundred ninety-five billion, six hundred thirty-six million, eight hundred twenty thousand, three hundred eighty-five".