905163705136 has 20 divisors (see below), whose sum is σ = 1754837962200. Its totient is φ = 452302295552.

The previous prime is 905163705079. The next prime is 905163705167. The reversal of 905163705136 is 631507361509.

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, 17445601 + ... + 17497408.

It is an arithmetic number, because the mean of its divisors is an integer number (87741898110).

Almost surely, 2^905163705136 is an apocalyptic number.

It is an amenable number.

905163705136 is a deficient number, since it is larger than the sum of its proper divisors (849674257064).

905163705136 is a wasteful number, since it uses less digits than its factorization.

905163705136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34944636 (or 34944630 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 46.

The spelling of 905163705136 in words is "nine hundred five billion, one hundred sixty-three million, seven hundred five thousand, one hundred thirty-six".