6534143562 has 64 divisors (see below), whose sum is σ = 14077324800. Its totient is φ = 2014571520.

The previous prime is 6534143549. The next prime is 6534143569. The reversal of 6534143562 is 2653414356.

It is a self number, because there is not a number n which added to its sum of digits gives 6534143562.

It is not an unprimeable number, because it can be changed into a prime (6534143569) 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 31 ways as a sum of consecutive naturals, for example, 1843512 + ... + 1847052.

It is an arithmetic number, because the mean of its divisors is an integer number (219958200).

Almost surely, 2^6534143562 is an apocalyptic number.

6534143562 is an abundant number, since it is smaller than the sum of its proper divisors (7543181238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6534143562 is a wasteful number, since it uses less digits than its factorization.

6534143562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3871.

The product of its digits is 259200, while the sum is 39.

The square root of 6534143562 is about 80834.0495212259. The cubic root of 6534143562 is about 1869.5175971666.

The spelling of 6534143562 in words is "six billion, five hundred thirty-four million, one hundred forty-three thousand, five hundred sixty-two".