6502842691 has 2 divisors, whose sum is σ = 6502842692. Its totient is φ = 6502842690.

The previous prime is 6502842673. The next prime is 6502842757. The reversal of 6502842691 is 1962482056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6502842691 - 2¹⁵ = 6502809923 is a prime.

It is not a weakly prime, because it can be changed into another prime (6502842631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3251421345 + 3251421346.

It is an arithmetic number, because the mean of its divisors is an integer number (3251421346).

Almost surely, 2^6502842691 is an apocalyptic number.

6502842691 is a deficient number, since it is larger than the sum of its proper divisors (1).

6502842691 is an equidigital number, since it uses as much as digits as its factorization.

6502842691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 6502842691 is about 80640.2051770703. The cubic root of 6502842691 is about 1866.5275996773.

The spelling of 6502842691 in words is "six billion, five hundred two million, eight hundred forty-two thousand, six hundred ninety-one".