13446679226690 has 8 divisors (see below), whose sum is σ = 24204022608060. Its totient is φ = 5378671690672.

The previous prime is 13446679226627. The next prime is 13446679226707. The reversal of 13446679226690 is 9662297664431.

It can be written as a sum of positive squares in 2 ways, for example, as 12407280625609 + 1039398601081 = 3522397^2 + 1019509^2 .

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

It is a super-2 number, since 2×13446679226690² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672333961325 + ... + 672333961344.

Almost surely, 2^{13446679226690} is an apocalyptic number.

13446679226690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13446679226690 is a deficient number, since it is larger than the sum of its proper divisors (10757343381370).

13446679226690 is a wasteful number, since it uses less digits than its factorization.

13446679226690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344667922676.

The product of its (nonzero) digits is 141087744, while the sum is 65.

The spelling of 13446679226690 in words is "thirteen trillion, four hundred forty-six billion, six hundred seventy-nine million, two hundred twenty-six thousand, six hundred ninety".