6484699457 has 2 divisors, whose sum is σ = 6484699458. Its totient is φ = 6484699456.

The previous prime is 6484699433. The next prime is 6484699471. The reversal of 6484699457 is 7549964846.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4796393536 + 1688305921 = 69256^2 + 41089^2 .

It is a cyclic number.

It is not a de Polignac number, because 6484699457 - 2⁶ = 6484699393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6484699457.

It is not a weakly prime, because it can be changed into another prime (6484699057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3242349728 + 3242349729.

It is an arithmetic number, because the mean of its divisors is an integer number (3242349729).

Almost surely, 2^6484699457 is an apocalyptic number.

It is an amenable number.

6484699457 is a deficient number, since it is larger than the sum of its proper divisors (1).

6484699457 is an equidigital number, since it uses as much as digits as its factorization.

6484699457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52254720, while the sum is 62.

The square root of 6484699457 is about 80527.6316366004. The cubic root of 6484699457 is about 1864.7900831090.

The spelling of 6484699457 in words is "six billion, four hundred eighty-four million, six hundred ninety-nine thousand, four hundred fifty-seven".