17679669311 has 4 divisors (see below), whose sum is σ = 17777347224. Its totient is φ = 17581991400.

The previous prime is 17679669307. The next prime is 17679669373. The reversal of 17679669311 is 11396697671.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11396697671 = 193 ⋅59050247.

It is a cyclic number.

It is not a de Polignac number, because 17679669311 - 2² = 17679669307 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 (17679669391) 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, 48838685 + ... + 48839046.

It is an arithmetic number, because the mean of its divisors is an integer number (4444336806).

Almost surely, 2^17679669311 is an apocalyptic number.

17679669311 is a deficient number, since it is larger than the sum of its proper divisors (97677913).

17679669311 is an equidigital number, since it uses as much as digits as its factorization.

17679669311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97677912.

The product of its digits is 2571912, while the sum is 56.

The spelling of 17679669311 in words is "seventeen billion, six hundred seventy-nine million, six hundred sixty-nine thousand, three hundred eleven".