6694524479 has 2 divisors, whose sum is σ = 6694524480. Its totient is φ = 6694524478.

The previous prime is 6694524439. The next prime is 6694524497. The reversal of 6694524479 is 9744254966.

Together with next prime (6694524497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6694524479 - 2²⁸ = 6426089023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6694524439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3347262239 + 3347262240.

It is an arithmetic number, because the mean of its divisors is an integer number (3347262240).

Almost surely, 2^6694524479 is an apocalyptic number.

6694524479 is a deficient number, since it is larger than the sum of its proper divisors (1).

6694524479 is an equidigital number, since it uses as much as digits as its factorization.

6694524479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 56.

The square root of 6694524479 is about 81820.0738144375. The cubic root of 6694524479 is about 1884.6899352332.

The spelling of 6694524479 in words is "six billion, six hundred ninety-four million, five hundred twenty-four thousand, four hundred seventy-nine".