26886477031 has 2 divisors, whose sum is σ = 26886477032. Its totient is φ = 26886477030.

The previous prime is 26886477011. The next prime is 26886477083. The reversal of 26886477031 is 13077468862.

It is an a-pointer prime, because the next prime (26886477083) can be obtained adding 26886477031 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26886477031 - 2⁵ = 26886476999 is a prime.

It is a super-2 number, since 2×26886477031² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26886477031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26886477011) 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, 13443238515 + 13443238516.

It is an arithmetic number, because the mean of its divisors is an integer number (13443238516).

Almost surely, 2^26886477031 is an apocalyptic number.

26886477031 is a deficient number, since it is larger than the sum of its proper divisors (1).

26886477031 is an equidigital number, since it uses as much as digits as its factorization.

26886477031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 26886477031 in words is "twenty-six billion, eight hundred eighty-six million, four hundred seventy-seven thousand, thirty-one".