26018125206 has 12 divisors (see below), whose sum is σ = 52037040636. Its totient is φ = 8672576700.

The previous prime is 26018125193. The next prime is 26018125213. The reversal of 26018125206 is 60252181062.

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 362181 + ... + 428031.

It is an arithmetic number, because the mean of its divisors is an integer number (4336420053).

Almost surely, 2^26018125206 is an apocalyptic number.

26018125206 is an abundant number, since it is smaller than the sum of its proper divisors (26018915430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26018125206 is an frugal number, since it uses more digits than its factorization.

26018125206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131707 (or 65856 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 26018125206 in words is "twenty-six billion, eighteen million, one hundred twenty-five thousand, two hundred six".