26027189839225 has 9 divisors (see below), whose sum is σ = 32273747031117. Its totient is φ = 20821731464640.

The previous prime is 26027189839223. The next prime is 26027189839237. The reversal of 26027189839225 is 52293898172062.

The square root of 26027189839225 is 5101685.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 4391258554089 + 21635931285136 = 2095533^2 + 4651444^2 .

It is not a de Polignac number, because 26027189839225 - 2¹ = 26027189839223 is a prime.

It is a super-2 number, since 2×26027189839225² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26027189839223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24998257 + ... + 26018593.

Almost surely, 2^{26027189839225} is an apocalyptic number.

26027189839225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

26027189839225 is the 5101685-th square number.

26027189839225 is the 2550843-rd centered octagonal number.

It is an amenable number.

26027189839225 is a deficient number, since it is larger than the sum of its proper divisors (6246557191892).

26027189839225 is an frugal number, since it uses more digits than its factorization.

26027189839225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040684 (or 1020342 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 64.

The spelling of 26027189839225 in words is "twenty-six trillion, twenty-seven billion, one hundred eighty-nine million, eight hundred thirty-nine thousand, two hundred twenty-five".