26106206125 has 16 divisors (see below), whose sum is σ = 32599036080. Its totient is φ = 20873112000.

The previous prime is 26106206117. The next prime is 26106206129. The reversal of 26106206125 is 52160260162.

It can be written as a sum of positive squares in 8 ways, for example, as 4075928649 + 22030277476 = 63843^2 + 148426^2 .

It is not a de Polignac number, because 26106206125 - 2³ = 26106206117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26106206129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165255 + ... + 281995.

It is an arithmetic number, because the mean of its divisors is an integer number (2037439755).

Almost surely, 2^26106206125 is an apocalyptic number.

26106206125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26106206125 is a deficient number, since it is larger than the sum of its proper divisors (6492829955).

26106206125 is a wasteful number, since it uses less digits than its factorization.

26106206125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118545 (or 118535 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 26106206125 its reverse (52160260162), we get a palindrome (78266466287).

The spelling of 26106206125 in words is "twenty-six billion, one hundred six million, two hundred six thousand, one hundred twenty-five".