30338790663 has 4 divisors (see below), whose sum is σ = 40451720888. Its totient is φ = 20225860440.

The previous prime is 30338790637. The next prime is 30338790673. The reversal of 30338790663 is 36609783303.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 30338790663 - 2¹⁶ = 30338725127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30338790673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5056465108 + ... + 5056465113.

It is an arithmetic number, because the mean of its divisors is an integer number (10112930222).

Almost surely, 2^30338790663 is an apocalyptic number.

30338790663 is a deficient number, since it is larger than the sum of its proper divisors (10112930225).

30338790663 is a wasteful number, since it uses less digits than its factorization.

30338790663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10112930224.

The product of its (nonzero) digits is 1469664, while the sum is 48.

The spelling of 30338790663 in words is "thirty billion, three hundred thirty-eight million, seven hundred ninety thousand, six hundred sixty-three".