26800974184 has 8 divisors (see below), whose sum is σ = 50251826610. Its totient is φ = 13400487088.

The previous prime is 26800974169. The next prime is 26800974197. The reversal of 26800974184 is 48147900862.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 24052908100 + 2748066084 = 155090^2 + 52422^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×26800974184² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1675060879 + ... + 1675060894.

Almost surely, 2^26800974184 is an apocalyptic number.

It is an amenable number.

26800974184 is a deficient number, since it is larger than the sum of its proper divisors (23450852426).

26800974184 is a wasteful number, since it uses less digits than its factorization.

26800974184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350121779 (or 3350121775 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 26800974184 in words is "twenty-six billion, eight hundred million, nine hundred seventy-four thousand, one hundred eighty-four".