6343663436 has 24 divisors (see below), whose sum is σ = 12112726080. Its totient is φ = 2882984400.

The previous prime is 6343663433. The next prime is 6343663583.

6343663436 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (6343663433) 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, 392075 + ... + 407933.

It is an arithmetic number, because the mean of its divisors is an integer number (504696920).

Almost surely, 2^6343663436 is an apocalyptic number.

It is an amenable number.

6343663436 is a deficient number, since it is larger than the sum of its proper divisors (5769062644).

6343663436 is a wasteful number, since it uses less digits than its factorization.

6343663436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24965 (or 24963 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 44.

The square root of 6343663436 is about 79647.1181901768. The cubic root of 6343663436 is about 1851.1717374643.

The spelling of 6343663436 in words is "six billion, three hundred forty-three million, six hundred sixty-three thousand, four hundred thirty-six".