12001000516 has 48 divisors (see below), whose sum is σ = 22167613440. Its totient is φ = 5676128640.

The previous prime is 12001000507. The next prime is 12001000597. The reversal of 12001000516 is 61500010021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12001000516.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8157661 + ... + 8159131.

It is an arithmetic number, because the mean of its divisors is an integer number (461825280).

Almost surely, 2^12001000516 is an apocalyptic number.

It is an amenable number.

12001000516 is a deficient number, since it is larger than the sum of its proper divisors (10166612924).

12001000516 is a wasteful number, since it uses less digits than its factorization.

12001000516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884 (or 2882 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 12001000516 its reverse (61500010021), we get a palindrome (73501010537).

It can be divided in two parts, 120010005 and 16, that added together give a palindrome (120010021).

The spelling of 12001000516 in words is "twelve billion, one million, five hundred sixteen", and thus it is an aban number.