26905058874722 has 54 divisors (see below), whose sum is σ = 47201607213633. Its totient is φ = 11468438793504.

The previous prime is 26905058874713. The next prime is 26905058874767. The reversal of 26905058874722 is 22747885050962.

It can be written as a sum of positive squares in 2 ways, for example, as 23405169976321 + 3499888898401 = 4837889^2 + 1870799^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=3667769.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 10218403118 + ... + 10218405750.

Almost surely, 2^{26905058874722} is an apocalyptic number.

26905058874722 is a deficient number, since it is larger than the sum of its proper divisors (20296548338911).

26905058874722 is an frugal number, since it uses more digits than its factorization.

26905058874722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5680 (or 2841 counting only the distinct ones).

The product of its (nonzero) digits is 135475200, while the sum is 65.

The spelling of 26905058874722 in words is "twenty-six trillion, nine hundred five billion, fifty-eight million, eight hundred seventy-four thousand, seven hundred twenty-two".