6490933369 has 2 divisors, whose sum is σ = 6490933370. Its totient is φ = 6490933368.

The previous prime is 6490933343. The next prime is 6490933391. The reversal of 6490933369 is 9633390946.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3648764025 + 2842169344 = 60405^2 + 53312^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6490933369 is a prime.

It is a super-2 number, since 2×6490933369² = 84264432001595380322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6490933769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3245466684 + 3245466685.

It is an arithmetic number, because the mean of its divisors is an integer number (3245466685).

Almost surely, 2^6490933369 is an apocalyptic number.

It is an amenable number.

6490933369 is a deficient number, since it is larger than the sum of its proper divisors (1).

6490933369 is an equidigital number, since it uses as much as digits as its factorization.

6490933369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2834352, while the sum is 52.

The square root of 6490933369 is about 80566.3290028781. The cubic root of 6490933369 is about 1865.3874489660.

The spelling of 6490933369 in words is "six billion, four hundred ninety million, nine hundred thirty-three thousand, three hundred sixty-nine".