7644364012 has 24 divisors (see below), whose sum is σ = 14090711040. Its totient is φ = 3618703440.

The previous prime is 7644364003. The next prime is 7644364027. The reversal of 7644364012 is 2104634467.

It is a super-2 number, since 2×7644364012² (a number of 21 digits) contains 22 as substring.

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, 90837 + ... + 153427.

It is an arithmetic number, because the mean of its divisors is an integer number (587112960).

Almost surely, 2^7644364012 is an apocalyptic number.

It is an amenable number.

7644364012 is a deficient number, since it is larger than the sum of its proper divisors (6446347028).

7644364012 is a wasteful number, since it uses less digits than its factorization.

7644364012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64221 (or 64219 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 7644364012 is about 87432.0536874206. The cubic root of 7644364012 is about 1969.9133334716.

Adding to 7644364012 its reverse (2104634467), we get a palindrome (9748998479).

The spelling of 7644364012 in words is "seven billion, six hundred forty-four million, three hundred sixty-four thousand, twelve".