26285651826 has 48 divisors (see below), whose sum is σ = 61330849056. Its totient is φ = 7488513984.

The previous prime is 26285651813. The next prime is 26285651831. The reversal of 26285651826 is 62815658262.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26811 + ... + 230846.

It is an arithmetic number, because the mean of its divisors is an integer number (1277726022).

Almost surely, 2^26285651826 is an apocalyptic number.

26285651826 is an abundant number, since it is smaller than the sum of its proper divisors (35045197230).

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

26285651826 is a wasteful number, since it uses less digits than its factorization.

26285651826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258023 (or 258016 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 51.

The spelling of 26285651826 in words is "twenty-six billion, two hundred eighty-five million, six hundred fifty-one thousand, eight hundred twenty-six".