6345039936 has 28 divisors (see below), whose sum is σ = 16787918672. Its totient is φ = 2115013248.

The previous prime is 6345039907. The next prime is 6345039937. The reversal of 6345039936 is 6399305436.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (6345039937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16523350 + ... + 16523733.

It is an arithmetic number, because the mean of its divisors is an integer number (599568524).

Almost surely, 2^6345039936 is an apocalyptic number.

It is an amenable number.

6345039936 is an abundant number, since it is smaller than the sum of its proper divisors (10442878736).

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

6345039936 is a wasteful number, since it uses less digits than its factorization.

6345039936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33047098 (or 33047088 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 48.

The square root of 6345039936 is about 79655.7589631786. The cubic root of 6345039936 is about 1851.3056219113.

The spelling of 6345039936 in words is "six billion, three hundred forty-five million, thirty-nine thousand, nine hundred thirty-six".