26396027827 has 4 divisors (see below), whose sum is σ = 28426491520. Its totient is φ = 24365564136.

The previous prime is 26396027821. The next prime is 26396027831. The reversal of 26396027827 is 72872069362.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26396027827 - 2¹⁹ = 26395503539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26396027821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1015231827 + ... + 1015231852.

It is an arithmetic number, because the mean of its divisors is an integer number (7106622880).

Almost surely, 2^26396027827 is an apocalyptic number.

26396027827 is a deficient number, since it is larger than the sum of its proper divisors (2030463693).

26396027827 is a wasteful number, since it uses less digits than its factorization.

26396027827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030463692.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 26396027827 in words is "twenty-six billion, three hundred ninety-six million, twenty-seven thousand, eight hundred twenty-seven".