6542143622 has 8 divisors (see below), whose sum is σ = 11215103376. Its totient is φ = 2803775832.

The previous prime is 6542143591. The next prime is 6542143627. The reversal of 6542143622 is 2263412456.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6542143627) 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, 233647973 + ... + 233648000.

It is an arithmetic number, because the mean of its divisors is an integer number (1401887922).

Almost surely, 2^6542143622 is an apocalyptic number.

6542143622 is a deficient number, since it is larger than the sum of its proper divisors (4672959754).

6542143622 is a wasteful number, since it uses less digits than its factorization.

6542143622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467295982.

The product of its digits is 69120, while the sum is 35.

The square root of 6542143622 is about 80883.5188527304. The cubic root of 6542143622 is about 1870.2802655037.

The spelling of 6542143622 in words is "six billion, five hundred forty-two million, one hundred forty-three thousand, six hundred twenty-two".