900063985812 has 96 divisors (see below), whose sum is σ = 2133473126400. Its totient is φ = 295300828800.

The previous prime is 900063985801. The next prime is 900063985817. The reversal of 900063985812 is 218589360009.

It is a happy number.

900063985812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900063985817) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166706689 + ... + 166712087.

It is an arithmetic number, because the mean of its divisors is an integer number (22223678400).

Almost surely, 2^900063985812 is an apocalyptic number.

It is an amenable number.

900063985812 is an abundant number, since it is smaller than the sum of its proper divisors (1233409140588).

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

900063985812 is a wasteful number, since it uses less digits than its factorization.

900063985812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6293 (or 6291 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 51.

The spelling of 900063985812 in words is "nine hundred billion, sixty-three million, nine hundred eighty-five thousand, eight hundred twelve".