8643142462 has 8 divisors (see below), whose sum is σ = 12965275656. Its totient is φ = 4321383912.

The previous prime is 8643142421. The next prime is 8643142477. The reversal of 8643142462 is 2642413468.

8643142462 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26293 + ... + 134080.

It is an arithmetic number, because the mean of its divisors is an integer number (1620659457).

Almost surely, 2^8643142462 is an apocalyptic number.

8643142462 is a deficient number, since it is larger than the sum of its proper divisors (4322133194).

8643142462 is a wasteful number, since it uses less digits than its factorization.

8643142462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187322.

The product of its digits is 221184, while the sum is 40.

The square root of 8643142462 is about 92968.5025263933. The cubic root of 8643142462 is about 2052.2198805997.

The spelling of 8643142462 in words is "eight billion, six hundred forty-three million, one hundred forty-two thousand, four hundred sixty-two".