26479066351 has 4 divisors (see below), whose sum is σ = 26632124712. Its totient is φ = 26326007992.

The previous prime is 26479066343. The next prime is 26479066399. The reversal of 26479066351 is 15366097462.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 26479066351 - 2³ = 26479066343 is a prime.

It is a super-2 number, since 2×26479066351² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26479066295 and 26479066304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26479066321) 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, 76528921 + ... + 76529266.

It is an arithmetic number, because the mean of its divisors is an integer number (6658031178).

Almost surely, 2^26479066351 is an apocalyptic number.

26479066351 is a deficient number, since it is larger than the sum of its proper divisors (153058361).

26479066351 is a wasteful number, since it uses less digits than its factorization.

26479066351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153058360.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 26479066351 in words is "twenty-six billion, four hundred seventy-nine million, sixty-six thousand, three hundred fifty-one".