30968263283136 has 28 divisors (see below), whose sum is σ = 81936863270472. Its totient is φ = 10322754427648.

The previous prime is 30968263283119. The next prime is 30968263283159. The reversal of 30968263283136 is 63138236286903.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30968263283136.

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, 80646518775 + ... + 80646519158.

It is an arithmetic number, because the mean of its divisors is an integer number (2926316545374).

Almost surely, 2^{30968263283136} is an apocalyptic number.

It is an amenable number.

30968263283136 is an abundant number, since it is smaller than the sum of its proper divisors (50968599987336).

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

30968263283136 is a wasteful number, since it uses less digits than its factorization.

30968263283136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161293037948 (or 161293037938 counting only the distinct ones).

The product of its (nonzero) digits is 40310784, while the sum is 60.

The spelling of 30968263283136 in words is "thirty trillion, nine hundred sixty-eight billion, two hundred sixty-three million, two hundred eighty-three thousand, one hundred thirty-six".