6542281363 has 8 divisors (see below), whose sum is σ = 6731723376. Its totient is φ = 6355284000.

The previous prime is 6542281357. The next prime is 6542281367. The reversal of 6542281363 is 3631822456.

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 6542281363 - 2⁹ = 6542280851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6542281367) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 605733 + ... + 616438.

It is an arithmetic number, because the mean of its divisors is an integer number (841465422).

Almost surely, 2^6542281363 is an apocalyptic number.

6542281363 is a deficient number, since it is larger than the sum of its proper divisors (189442013).

6542281363 is a wasteful number, since it uses less digits than its factorization.

6542281363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222325.

The product of its digits is 207360, while the sum is 40.

The square root of 6542281363 is about 80884.3703257929. The cubic root of 6542281363 is about 1870.2933912965.

The spelling of 6542281363 in words is "six billion, five hundred forty-two million, two hundred eighty-one thousand, three hundred sixty-three".