26992332659 has 2 divisors, whose sum is σ = 26992332660. Its totient is φ = 26992332658.

The previous prime is 26992332589. The next prime is 26992332673. The reversal of 26992332659 is 95623329962.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26992332659 is a prime.

It is not a weakly prime, because it can be changed into another prime (26992332559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13496166329 + 13496166330.

It is an arithmetic number, because the mean of its divisors is an integer number (13496166330).

Almost surely, 2^26992332659 is an apocalyptic number.

26992332659 is a deficient number, since it is larger than the sum of its proper divisors (1).

26992332659 is an equidigital number, since it uses as much as digits as its factorization.

26992332659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9447840, while the sum is 56.

The spelling of 26992332659 in words is "twenty-six billion, nine hundred ninety-two million, three hundred thirty-two thousand, six hundred fifty-nine".