6422847891658 has 16 divisors (see below), whose sum is σ = 10523074212000. Its totient is φ = 2915876458800.

The previous prime is 6422847891653. The next prime is 6422847891667. The reversal of 6422847891658 is 8561987482246.

It is not an unprimeable number, because it can be changed into a prime (6422847891653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179974533 + ... + 180010216.

It is an arithmetic number, because the mean of its divisors is an integer number (657692138250).

Almost surely, 2^{6422847891658} is an apocalyptic number.

6422847891658 is a deficient number, since it is larger than the sum of its proper divisors (4100226320342).

6422847891658 is a wasteful number, since it uses less digits than its factorization.

6422847891658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359985573.

The product of its digits is 371589120, while the sum is 70.

The spelling of 6422847891658 in words is "six trillion, four hundred twenty-two billion, eight hundred forty-seven million, eight hundred ninety-one thousand, six hundred fifty-eight".