6664234032 has 60 divisors (see below), whose sum is σ = 18758476464. Its totient is φ = 2208562560.

The previous prime is 6664234019. The next prime is 6664234037. The reversal of 6664234032 is 2304324666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6664234037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108844 + ... + 158667.

Almost surely, 2^6664234032 is an apocalyptic number.

It is an amenable number.

6664234032 is an abundant number, since it is smaller than the sum of its proper divisors (12094242432).

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

6664234032 is a wasteful number, since it uses less digits than its factorization.

6664234032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267698 (or 267689 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The square root of 6664234032 is about 81634.7599494235. The cubic root of 6664234032 is about 1881.8431102259.

Adding to 6664234032 its reverse (2304324666), we get a palindrome (8968558698).

The spelling of 6664234032 in words is "six billion, six hundred sixty-four million, two hundred thirty-four thousand, thirty-two".