3188020963009 has 3 divisors (see below), whose sum is σ = 3188022748513. Its totient is φ = 3188019177506.

The previous prime is 3188020963007. The next prime is 3188020963021. The reversal of 3188020963009 is 9003690208813.

The square root of 3188020963009 is 1785503.

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

3188020963009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3188020963009 - 2¹ = 3188020963007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3188020963007) 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, 892752 + ... + 2678254.

Almost surely, 2^{3188020963009} is an apocalyptic number.

3188020963009 is the 1785503-rd square number.

3188020963009 is the 892752-nd centered octagonal number.

It is an amenable number.

3188020963009 is a deficient number, since it is larger than the sum of its proper divisors (1785504).

3188020963009 is an frugal number, since it uses more digits than its factorization.

3188020963009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571006 (or 1785503 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 49.

Multiplying 3188020963009 by its sum of digits (49), we get a square (156213027187441 = 12498521²).

The spelling of 3188020963009 in words is "three trillion, one hundred eighty-eight billion, twenty million, nine hundred sixty-three thousand, nine".