26642134166 has 8 divisors (see below), whose sum is σ = 40510642584. Its totient is φ = 13138586640.

The previous prime is 26642134163. The next prime is 26642134199. The reversal of 26642134166 is 66143124662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26642134163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91240040 + ... + 91240331.

It is an arithmetic number, because the mean of its divisors is an integer number (5063830323).

Almost surely, 2^26642134166 is an apocalyptic number.

26642134166 is a deficient number, since it is larger than the sum of its proper divisors (13868508418).

26642134166 is a wasteful number, since it uses less digits than its factorization.

26642134166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182480446.

The product of its digits is 248832, while the sum is 41.

The spelling of 26642134166 in words is "twenty-six billion, six hundred forty-two million, one hundred thirty-four thousand, one hundred sixty-six".