26545430417459 has 2 divisors, whose sum is σ = 26545430417460. Its totient is φ = 26545430417458.

The previous prime is 26545430417431. The next prime is 26545430417479. The reversal of 26545430417459 is 95471403454562.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26545430417459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26545430417398 and 26545430417407.

It is not a weakly prime, because it can be changed into another prime (26545430417479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13272715208729 + 13272715208730.

It is an arithmetic number, because the mean of its divisors is an integer number (13272715208730).

Almost surely, 2^{26545430417459} is an apocalyptic number.

26545430417459 is a deficient number, since it is larger than the sum of its proper divisors (1).

26545430417459 is an equidigital number, since it uses as much as digits as its factorization.

26545430417459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576000, while the sum is 59.

The spelling of 26545430417459 in words is "twenty-six trillion, five hundred forty-five billion, four hundred thirty million, four hundred seventeen thousand, four hundred fifty-nine".