893865849856 has 44 divisors (see below), whose sum is σ = 2042124340768. Its totient is φ = 383085361152.

The previous prime is 893865849841. The next prime is 893865849857. The reversal of 893865849856 is 658948568398.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (893865849857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62343966 + ... + 62358301.

Almost surely, 2^893865849856 is an apocalyptic number.

It is an amenable number.

893865849856 is an abundant number, since it is smaller than the sum of its proper divisors (1148258490912).

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

893865849856 is a wasteful number, since it uses less digits than its factorization.

893865849856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124702294 (or 124702276 counting only the distinct ones).

The product of its digits is 3583180800, while the sum is 79.

The spelling of 893865849856 in words is "eight hundred ninety-three billion, eight hundred sixty-five million, eight hundred forty-nine thousand, eight hundred fifty-six".