6543545262 has 16 divisors (see below), whose sum is σ = 13096152192. Its totient is φ = 2179671480.

The previous prime is 6543545257. The next prime is 6543545269. The reversal of 6543545262 is 2625453456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6543545269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368164 + ... + 385527.

It is an arithmetic number, because the mean of its divisors is an integer number (818509512).

Almost surely, 2^6543545262 is an apocalyptic number.

6543545262 is an abundant number, since it is smaller than the sum of its proper divisors (6552606930).

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

6543545262 is a wasteful number, since it uses less digits than its factorization.

6543545262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755143.

The product of its digits is 864000, while the sum is 42.

The square root of 6543545262 is about 80892.1829474270. The cubic root of 6543545262 is about 1870.4138237883.

The spelling of 6543545262 in words is "six billion, five hundred forty-three million, five hundred forty-five thousand, two hundred sixty-two".