26340342125519 has 2 divisors, whose sum is σ = 26340342125520. Its totient is φ = 26340342125518.

The previous prime is 26340342125479. The next prime is 26340342125593. The reversal of 26340342125519 is 91552124304362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26340342125519 - 2²⁰ = 26340341076943 is a prime.

It is a super-2 number, since 2×26340342125519² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26340342125599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13170171062759 + 13170171062760.

It is an arithmetic number, because the mean of its divisors is an integer number (13170171062760).

Almost surely, 2^{26340342125519} is an apocalyptic number.

26340342125519 is a deficient number, since it is larger than the sum of its proper divisors (1).

26340342125519 is an equidigital number, since it uses as much as digits as its factorization.

26340342125519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 26340342125519 in words is "twenty-six trillion, three hundred forty billion, three hundred forty-two million, one hundred twenty-five thousand, five hundred nineteen".