26914484869 has 4 divisors (see below), whose sum is σ = 26916179596. Its totient is φ = 26912790144.

The previous prime is 26914484851. The next prime is 26914484897. The reversal of 26914484869 is 96848441962.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6211016100 + 20703468769 = 78810^2 + 143887^2 .

It is a cyclic number.

It is not a de Polignac number, because 26914484869 - 2⁵ = 26914484837 is a prime.

It is a super-2 number, since 2×26914484869² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26914484899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 823314 + ... + 855379.

It is an arithmetic number, because the mean of its divisors is an integer number (6729044899).

Almost surely, 2^26914484869 is an apocalyptic number.

It is an amenable number.

26914484869 is a deficient number, since it is larger than the sum of its proper divisors (1694727).

26914484869 is a wasteful number, since it uses less digits than its factorization.

26914484869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694726.

The product of its digits is 23887872, while the sum is 61.

The spelling of 26914484869 in words is "twenty-six billion, nine hundred fourteen million, four hundred eighty-four thousand, eight hundred sixty-nine".