26616828449 has 8 divisors (see below), whose sum is σ = 26716098432. Its totient is φ = 26517672720.

The previous prime is 26616828443. The next prime is 26616828457. The reversal of 26616828449 is 94482861662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26616828449 - 2⁸ = 26616828193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 26616828394 and 26616828403.

It is not an unprimeable number, because it can be changed into a prime (26616828443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453272 + ... + 508614.

It is an arithmetic number, because the mean of its divisors is an integer number (3339512304).

Almost surely, 2^26616828449 is an apocalyptic number.

It is an amenable number.

26616828449 is a deficient number, since it is larger than the sum of its proper divisors (99269983).

26616828449 is a wasteful number, since it uses less digits than its factorization.

26616828449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57127.

The product of its digits is 7962624, while the sum is 56.

The spelling of 26616828449 in words is "twenty-six billion, six hundred sixteen million, eight hundred twenty-eight thousand, four hundred forty-nine".