26216106444 has 72 divisors (see below), whose sum is σ = 76097810880. Its totient is φ = 7526152800.

The previous prime is 26216106403. The next prime is 26216106451. The reversal of 26216106444 is 44460161262.

26216106444 is a `hidden beast` number, since 2 + 6 + 2 + 1 + 6 + 1 + 0 + 644 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 26216106399 and 26216106408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1734642 + ... + 1749689.

It is an arithmetic number, because the mean of its divisors is an integer number (1056914040).

Almost surely, 2^26216106444 is an apocalyptic number.

It is an amenable number.

26216106444 is an abundant number, since it is smaller than the sum of its proper divisors (49881704436).

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

26216106444 is a wasteful number, since it uses less digits than its factorization.

26216106444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484371 (or 3484366 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 26216106444 in words is "twenty-six billion, two hundred sixteen million, one hundred six thousand, four hundred forty-four".