6366898733 has 12 divisors (see below), whose sum is σ = 7062496308. Its totient is φ = 5733786240.

The previous prime is 6366898723. The next prime is 6366898739. The reversal of 6366898733 is 3378986636.

It can be written as a sum of positive squares in 6 ways, for example, as 2787628804 + 3579269929 = 52798^2 + 59827^2 .

It is not a de Polignac number, because 6366898733 - 2¹⁰ = 6366897709 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 (6366898739) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 452510 + ... + 466367.

It is an arithmetic number, because the mean of its divisors is an integer number (588541359).

Almost surely, 2^6366898733 is an apocalyptic number.

It is an amenable number.

6366898733 is a deficient number, since it is larger than the sum of its proper divisors (695597575).

6366898733 is a wasteful number, since it uses less digits than its factorization.

6366898733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918944 (or 918931 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 59.

The square root of 6366898733 is about 79792.8488838442. The cubic root of 6366898733 is about 1853.4291143121.

The spelling of 6366898733 in words is "six billion, three hundred sixty-six million, eight hundred ninety-eight thousand, seven hundred thirty-three".