6534994219 has 16 divisors (see below), whose sum is σ = 7101581760. Its totient is φ = 5977745280.

The previous prime is 6534994177. The next prime is 6534994243. The reversal of 6534994219 is 9124994356.

It is not a de Polignac number, because 6534994219 - 2¹¹ = 6534992171 is a prime.

It is a super-2 number, since 2×6534994219² = 85412298884726839922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6534994519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789834 + ... + 798064.

It is an arithmetic number, because the mean of its divisors is an integer number (443848860).

Almost surely, 2^6534994219 is an apocalyptic number.

6534994219 is a deficient number, since it is larger than the sum of its proper divisors (566587541).

6534994219 is a wasteful number, since it uses less digits than its factorization.

6534994219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8790.

The product of its digits is 2099520, while the sum is 52.

The square root of 6534994219 is about 80839.3110992418. The cubic root of 6534994219 is about 1869.5987222703.

It can be divided in two parts, 6534 and 994219, that multiplied together give a palindrome (6496226946).

The spelling of 6534994219 in words is "six billion, five hundred thirty-four million, nine hundred ninety-four thousand, two hundred nineteen".