6543466213 has 16 divisors (see below), whose sum is σ = 6953063040. Its totient is φ = 6144583104.

The previous prime is 6543466211. The next prime is 6543466291. The reversal of 6543466213 is 3126643456.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6543466213 - 2¹ = 6543466211 is a prime.

It is a super-2 number, since 2×6543466213² = 85633900161345122738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6543466211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1154695 + ... + 1160347.

It is an arithmetic number, because the mean of its divisors is an integer number (434566440).

Almost surely, 2^6543466213 is an apocalyptic number.

It is an amenable number.

6543466213 is a deficient number, since it is larger than the sum of its proper divisors (409596827).

6543466213 is a wasteful number, since it uses less digits than its factorization.

6543466213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6588.

The product of its digits is 311040, while the sum is 40.

The square root of 6543466213 is about 80891.6943387886. The cubic root of 6543466213 is about 1870.4062919417.

The spelling of 6543466213 in words is "six billion, five hundred forty-three million, four hundred sixty-six thousand, two hundred thirteen".