26669496148039 has 2 divisors, whose sum is σ = 26669496148040. Its totient is φ = 26669496148038.

The previous prime is 26669496148021. The next prime is 26669496148051. The reversal of 26669496148039 is 93084169496662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26669496148039 - 2¹¹ = 26669496145991 is a prime.

It is a super-2 number, since 2×26669496148039² (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 (26669496148639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13334748074019 + 13334748074020.

It is an arithmetic number, because the mean of its divisors is an integer number (13334748074020).

Almost surely, 2^{26669496148039} is an apocalyptic number.

26669496148039 is a deficient number, since it is larger than the sum of its proper divisors (1).

26669496148039 is an equidigital number, since it uses as much as digits as its factorization.

26669496148039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725594112, while the sum is 73.

The spelling of 26669496148039 in words is "twenty-six trillion, six hundred sixty-nine billion, four hundred ninety-six million, one hundred forty-eight thousand, thirty-nine".