26646442222606 has 16 divisors (see below), whose sum is σ = 39993452503200. Its totient is φ = 13315292760448.

The previous prime is 26646442222597. The next prime is 26646442222649. The reversal of 26646442222606 is 60622224464662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39174546 + ... + 39848938.

It is an arithmetic number, because the mean of its divisors is an integer number (2499590781450).

Almost surely, 2^{26646442222606} is an apocalyptic number.

26646442222606 is a deficient number, since it is larger than the sum of its proper divisors (13347010280594).

26646442222606 is a wasteful number, since it uses less digits than its factorization.

26646442222606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686123.

The product of its (nonzero) digits is 15925248, while the sum is 52.

The spelling of 26646442222606 in words is "twenty-six trillion, six hundred forty-six billion, four hundred forty-two million, two hundred twenty-two thousand, six hundred six".