6483491297 has 18 divisors (see below), whose sum is σ = 7004360034. Its totient is φ = 5980560960.

The previous prime is 6483491279. The next prime is 6483491383. The reversal of 6483491297 is 7921943846.

It can be written as a sum of positive squares in only one way, i.e., 6102109456 + 381381841 = 78116^2 + 19529^2 .

It is not a de Polignac number, because 6483491297 - 2⁶ = 6483491233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6483491207) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19587422 + ... + 19587752.

It is an arithmetic number, because the mean of its divisors is an integer number (389131113).

Almost surely, 2^6483491297 is an apocalyptic number.

It is an amenable number.

6483491297 is a deficient number, since it is larger than the sum of its proper divisors (520868737).

6483491297 is an frugal number, since it uses more digits than its factorization.

6483491297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 407 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 6483491297 is about 80520.1297626873. The cubic root of 6483491297 is about 1864.6742666535.

The spelling of 6483491297 in words is "six billion, four hundred eighty-three million, four hundred ninety-one thousand, two hundred ninety-seven".