26424542099 has 2 divisors, whose sum is σ = 26424542100. Its totient is φ = 26424542098.

The previous prime is 26424542083. The next prime is 26424542129. The reversal of 26424542099 is 99024542462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26424542099 - 2⁴ = 26424542083 is a prime.

It is not a weakly prime, because it can be changed into another prime (26424542009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13212271049 + 13212271050.

It is an arithmetic number, because the mean of its divisors is an integer number (13212271050).

Almost surely, 2^26424542099 is an apocalyptic number.

26424542099 is a deficient number, since it is larger than the sum of its proper divisors (1).

26424542099 is an equidigital number, since it uses as much as digits as its factorization.

26424542099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 26424542099 in words is "twenty-six billion, four hundred twenty-four million, five hundred forty-two thousand, ninety-nine".