26856622546120 has 32 divisors (see below), whose sum is σ = 60428876860800. Its totient is φ = 10742386595008.

The previous prime is 26856622546057. The next prime is 26856622546141. The reversal of 26856622546120 is 2164522665862.

It is a happy number.

It is a super-2 number, since 2×26856622546120² (a number of 28 digits) contains 22 as substring.

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, 6538654 + ... + 9821773.

It is an arithmetic number, because the mean of its divisors is an integer number (1888402401900).

Almost surely, 2^{26856622546120} is an apocalyptic number.

26856622546120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26856622546120 is an abundant number, since it is smaller than the sum of its proper divisors (33572254314680).

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

26856622546120 is a wasteful number, since it uses less digits than its factorization.

26856622546120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16401477 (or 16401473 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 55.

The spelling of 26856622546120 in words is "twenty-six trillion, eight hundred fifty-six billion, six hundred twenty-two million, five hundred forty-six thousand, one hundred twenty".