26771062387 has 2 divisors, whose sum is σ = 26771062388. Its totient is φ = 26771062386.

The previous prime is 26771062333. The next prime is 26771062427. The reversal of 26771062387 is 78326017762.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26771062387 - 2⁷ = 26771062259 is a prime.

It is a super-2 number, since 2×26771062387² (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 26771062387.

It is not a weakly prime, because it can be changed into another prime (26771062687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13385531193 + 13385531194.

It is an arithmetic number, because the mean of its divisors is an integer number (13385531194).

Almost surely, 2^26771062387 is an apocalyptic number.

26771062387 is a deficient number, since it is larger than the sum of its proper divisors (1).

26771062387 is an equidigital number, since it uses as much as digits as its factorization.

26771062387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 26771062387 in words is "twenty-six billion, seven hundred seventy-one million, sixty-two thousand, three hundred eighty-seven".