6331021797 has 8 divisors (see below), whose sum is σ = 8463636640. Its totient is φ = 4209544080.

The previous prime is 6331021769. The next prime is 6331021831. The reversal of 6331021797 is 7971201336.

It is a happy number.

6331021797 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6331021797 - 2²⁷ = 6196804069 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 (6331021747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2782954 + ... + 2785227.

It is an arithmetic number, because the mean of its divisors is an integer number (1057954580).

Almost surely, 2^6331021797 is an apocalyptic number.

It is an amenable number.

6331021797 is a deficient number, since it is larger than the sum of its proper divisors (2132614843).

6331021797 is a wasteful number, since it uses less digits than its factorization.

6331021797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5568563.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 6331021797 is about 79567.7183096260. The cubic root of 6331021797 is about 1849.9412493639.

The spelling of 6331021797 in words is "six billion, three hundred thirty-one million, twenty-one thousand, seven hundred ninety-seven".