26454322345531 has 2 divisors, whose sum is σ = 26454322345532. Its totient is φ = 26454322345530.

The previous prime is 26454322345427. The next prime is 26454322345553. The reversal of 26454322345531 is 13554322345462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26454322345531 - 2¹⁷ = 26454322214459 is a prime.

It is a super-2 number, since 2×26454322345531² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26454322342531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13227161172765 + 13227161172766.

It is an arithmetic number, because the mean of its divisors is an integer number (13227161172766).

Almost surely, 2^{26454322345531} is an apocalyptic number.

26454322345531 is a deficient number, since it is larger than the sum of its proper divisors (1).

26454322345531 is an equidigital number, since it uses as much as digits as its factorization.

26454322345531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368000, while the sum is 49.

The spelling of 26454322345531 in words is "twenty-six trillion, four hundred fifty-four billion, three hundred twenty-two million, three hundred forty-five thousand, five hundred thirty-one".