26320368377 has 2 divisors, whose sum is σ = 26320368378. Its totient is φ = 26320368376.

The previous prime is 26320368313. The next prime is 26320368409. The reversal of 26320368377 is 77386302362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26318248441 + 2119936 = 162229^2 + 1456^2 .

It is a cyclic number.

It is not a de Polignac number, because 26320368377 - 2⁶ = 26320368313 is a prime.

It is a super-2 number, since 2×26320368377² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26320368307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13160184188 + 13160184189.

It is an arithmetic number, because the mean of its divisors is an integer number (13160184189).

Almost surely, 2^26320368377 is an apocalyptic number.

It is an amenable number.

26320368377 is a deficient number, since it is larger than the sum of its proper divisors (1).

26320368377 is an equidigital number, since it uses as much as digits as its factorization.

26320368377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 47.

The spelling of 26320368377 in words is "twenty-six billion, three hundred twenty million, three hundred sixty-eight thousand, three hundred seventy-seven".