899780865848 has 16 divisors (see below), whose sum is σ = 1687123443960. Its totient is φ = 449881280800.

The previous prime is 899780865839. The next prime is 899780865883. The reversal of 899780865848 is 848568087998.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 716798 + ... + 1520973.

Almost surely, 2^899780865848 is an apocalyptic number.

It is an amenable number.

899780865848 is a deficient number, since it is larger than the sum of its proper divisors (787342578112).

899780865848 is a wasteful number, since it uses less digits than its factorization.

899780865848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288038 (or 2288034 counting only the distinct ones).

The product of its (nonzero) digits is 2229534720, while the sum is 80.

The spelling of 899780865848 in words is "eight hundred ninety-nine billion, seven hundred eighty million, eight hundred sixty-five thousand, eight hundred forty-eight".