30229733689 has 3 divisors (see below), whose sum is σ = 30229907557. Its totient is φ = 30229559822.

The previous prime is 30229733629. The next prime is 30229733717. The reversal of 30229733689 is 98633792203.

The square root of 30229733689 is 173867.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 30229733689 - 2¹³ = 30229725497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30229733629) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 86934 + ... + 260800.

Almost surely, 2^30229733689 is an apocalyptic number.

30229733689 is the 173867-th square number.

30229733689 is the 86934-th centered octagonal number.

It is an amenable number.

30229733689 is a deficient number, since it is larger than the sum of its proper divisors (173868).

30229733689 is an frugal number, since it uses more digits than its factorization.

30229733689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347734 (or 173867 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 52.

The spelling of 30229733689 in words is "thirty billion, two hundred twenty-nine million, seven hundred thirty-three thousand, six hundred eighty-nine".