26842108225 has 12 divisors (see below), whose sum is σ = 34058267056. Its totient is φ = 20974297680.

The previous prime is 26842108219. The next prime is 26842108243. The reversal of 26842108225 is 52280124862.

It is not a de Polignac number, because 26842108225 - 2³ = 26842108217 is a prime.

It is a super-2 number, since 2×26842108225² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12483627 + ... + 12485776.

Almost surely, 2^26842108225 is an apocalyptic number.

26842108225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26842108225 is a deficient number, since it is larger than the sum of its proper divisors (7216158831).

26842108225 is a wasteful number, since it uses less digits than its factorization.

26842108225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24969456 (or 24969451 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

The spelling of 26842108225 in words is "twenty-six billion, eight hundred forty-two million, one hundred eight thousand, two hundred twenty-five".