11663677343 has 4 divisors (see below), whose sum is σ = 11674349688. Its totient is φ = 11653005000.

The previous prime is 11663677331. The next prime is 11663677349. The reversal of 11663677343 is 34377636611.

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 11663677343 - 2⁴ = 11663677327 is a prime.

It is a super-2 number, since 2×11663677343² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11663677349) 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, 5334533 + ... + 5336718.

It is an arithmetic number, because the mean of its divisors is an integer number (2918587422).

Almost surely, 2^11663677343 is an apocalyptic number.

11663677343 is a deficient number, since it is larger than the sum of its proper divisors (10672345).

11663677343 is a wasteful number, since it uses less digits than its factorization.

11663677343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10672344.

The product of its digits is 1143072, while the sum is 47.

The spelling of 11663677343 in words is "eleven billion, six hundred sixty-three million, six hundred seventy-seven thousand, three hundred forty-three".