26407855317 has 8 divisors (see below), whose sum is σ = 35227385824. Its totient is φ = 17596780848.

The previous prime is 26407855291. The next prime is 26407855349. The reversal of 26407855317 is 71355870462.

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

It is not a de Polignac number, because 26407855317 - 2²⁴ = 26391078101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26407855217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2106718 + ... + 2119215.

It is an arithmetic number, because the mean of its divisors is an integer number (4403423228).

Almost surely, 2^26407855317 is an apocalyptic number.

It is an amenable number.

26407855317 is a deficient number, since it is larger than the sum of its proper divisors (8819530507).

26407855317 is a wasteful number, since it uses less digits than its factorization.

26407855317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228019.

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 26407855317 in words is "twenty-six billion, four hundred seven million, eight hundred fifty-five thousand, three hundred seventeen".