662869814423 has 4 divisors (see below), whose sum is σ = 662974655448. Its totient is φ = 662764973400.

The previous prime is 662869814413. The next prime is 662869814429. The reversal of 662869814423 is 324418968266.

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 662869814423 - 2¹⁰ = 662869813399 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 (662869814429) 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, 52411028 + ... + 52423673.

It is an arithmetic number, because the mean of its divisors is an integer number (165743663862).

Almost surely, 2^662869814423 is an apocalyptic number.

662869814423 is a deficient number, since it is larger than the sum of its proper divisors (104841025).

662869814423 is a wasteful number, since it uses less digits than its factorization.

662869814423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104841024.

The product of its digits is 23887872, while the sum is 59.

The spelling of 662869814423 in words is "six hundred sixty-two billion, eight hundred sixty-nine million, eight hundred fourteen thousand, four hundred twenty-three".