26440241216226 has 16 divisors (see below), whose sum is σ = 52884173571264. Its totient is φ = 8812798548944.

The previous prime is 26440241216209. The next prime is 26440241216227. The reversal of 26440241216226 is 62261214204462.

It is a super-2 number, since 2×26440241216226² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26440241216227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153704325 + ... + 153876248.

It is an arithmetic number, because the mean of its divisors is an integer number (3305260848204).

Almost surely, 2^{26440241216226} is an apocalyptic number.

26440241216226 is an abundant number, since it is smaller than the sum of its proper divisors (26443932355038).

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

26440241216226 is a wasteful number, since it uses less digits than its factorization.

26440241216226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307594905.

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 26440241216226 in words is "twenty-six trillion, four hundred forty billion, two hundred forty-one million, two hundred sixteen thousand, two hundred twenty-six".