6543338262 has 16 divisors (see below), whose sum is σ = 13103882352. Its totient is φ = 2178245120.

The previous prime is 6543338239. The next prime is 6543338309. The reversal of 6543338262 is 2628333456.

It is a super-2 number, since 2×6543338262² = 85630551221906361288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711963 + ... + 721094.

It is an arithmetic number, because the mean of its divisors is an integer number (818992647).

Almost surely, 2^6543338262 is an apocalyptic number.

6543338262 is an abundant number, since it is smaller than the sum of its proper divisors (6560544090).

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

6543338262 is a wasteful number, since it uses less digits than its factorization.

6543338262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433823.

The product of its digits is 622080, while the sum is 42.

The square root of 6543338262 is about 80890.9034564456. The cubic root of 6543338262 is about 1870.3941005481.

The spelling of 6543338262 in words is "six billion, five hundred forty-three million, three hundred thirty-eight thousand, two hundred sixty-two".