6505047337 has 2 divisors, whose sum is σ = 6505047338. Its totient is φ = 6505047336.

The previous prime is 6505047319. The next prime is 6505047377. The reversal of 6505047337 is 7337405056.

It is an a-pointer prime, because the next prime (6505047377) can be obtained adding 6505047337 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5768250601 + 736796736 = 75949^2 + 27144^2 .

It is a cyclic number.

It is not a de Polignac number, because 6505047337 - 2¹⁵ = 6505014569 is a prime.

It is a super-2 number, since 2×6505047337² = 84631281713221583138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6505047337.

It is not a weakly prime, because it can be changed into another prime (6505047317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252523668 + 3252523669.

It is an arithmetic number, because the mean of its divisors is an integer number (3252523669).

Almost surely, 2^6505047337 is an apocalyptic number.

It is an amenable number.

6505047337 is a deficient number, since it is larger than the sum of its proper divisors (1).

6505047337 is an equidigital number, since it uses as much as digits as its factorization.

6505047337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 264600, while the sum is 40.

The square root of 6505047337 is about 80653.8736639475. The cubic root of 6505047337 is about 1866.7385109076.

The spelling of 6505047337 in words is "six billion, five hundred five million, forty-seven thousand, three hundred thirty-seven".