26885444223 has 16 divisors (see below), whose sum is σ = 41406460416. Its totient is φ = 15335725440.

The previous prime is 26885444221. The next prime is 26885444233. The reversal of 26885444223 is 32244458862.

It is not a de Polignac number, because 26885444223 - 2¹ = 26885444221 is a prime.

It is a super-2 number, since 2×26885444223² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26885444221) 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, 23961511 + ... + 23962632.

It is an arithmetic number, because the mean of its divisors is an integer number (2587903776).

Almost surely, 2^26885444223 is an apocalyptic number.

26885444223 is a deficient number, since it is larger than the sum of its proper divisors (14521016193).

26885444223 is a wasteful number, since it uses less digits than its factorization.

26885444223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47924174.

The product of its digits is 2949120, while the sum is 48.

The spelling of 26885444223 in words is "twenty-six billion, eight hundred eighty-five million, four hundred forty-four thousand, two hundred twenty-three".