20333550612 has 24 divisors (see below), whose sum is σ = 47468813056. Its totient is φ = 6774441408.

The previous prime is 20333550599. The next prime is 20333550631. The reversal of 20333550612 is 21605533302.

It is a self number, because there is not a number n which added to its sum of digits gives 20333550612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401188 + ... + 449019.

Almost surely, 2^20333550612 is an apocalyptic number.

It is an amenable number.

20333550612 is an abundant number, since it is smaller than the sum of its proper divisors (27135262444).

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

20333550612 is a wasteful number, since it uses less digits than its factorization.

20333550612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852207 (or 852205 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The spelling of 20333550612 in words is "twenty billion, three hundred thirty-three million, five hundred fifty thousand, six hundred twelve".