900000819036 has 96 divisors (see below), whose sum is σ = 2552393948160. Its totient is φ = 271984262400.

The previous prime is 900000818933. The next prime is 900000819073. The reversal of 900000819036 is 630918000009.

900000819036 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 596125 + ... + 1468116.

It is an arithmetic number, because the mean of its divisors is an integer number (26587436960).

Almost surely, 2^900000819036 is an apocalyptic number.

It is an amenable number.

900000819036 is an abundant number, since it is smaller than the sum of its proper divisors (1652393129124).

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

900000819036 is a wasteful number, since it uses less digits than its factorization.

900000819036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064632 (or 2064624 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 900000819036 in words is "nine hundred billion, eight hundred nineteen thousand, thirty-six".