12653642343 has 8 divisors (see below), whose sum is σ = 17283023856. Its totient is φ = 8230011200.

The previous prime is 12653642327. The next prime is 12653642347. The reversal of 12653642343 is 34324635621.

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

It is a cyclic number.

It is not a de Polignac number, because 12653642343 - 2⁴ = 12653642327 is a prime.

It is a super-3 number, since 3×12653642343³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12653642347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51437448 + ... + 51437693.

It is an arithmetic number, because the mean of its divisors is an integer number (2160377982).

Almost surely, 2^12653642343 is an apocalyptic number.

12653642343 is a deficient number, since it is larger than the sum of its proper divisors (4629381513).

12653642343 is a wasteful number, since it uses less digits than its factorization.

12653642343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102875185.

The product of its digits is 311040, while the sum is 39.

The spelling of 12653642343 in words is "twelve billion, six hundred fifty-three million, six hundred forty-two thousand, three hundred forty-three".