2621016012 has 12 divisors (see below), whose sum is σ = 6115704056. Its totient is φ = 873672000.

The previous prime is 2621016001. The next prime is 2621016029. The reversal of 2621016012 is 2106101262.

2621016012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2621016012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109208989 + ... + 109209012.

Almost surely, 2^2621016012 is an apocalyptic number.

It is an amenable number.

2621016012 is an abundant number, since it is smaller than the sum of its proper divisors (3494688044).

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

2621016012 is a wasteful number, since it uses less digits than its factorization.

2621016012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218418008 (or 218418006 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 2621016012 is about 51195.8593247540. The cubic root of 2621016012 is about 1378.7638604984.

Adding to 2621016012 its reverse (2106101262), we get a palindrome (4727117274).

The spelling of 2621016012 in words is "two billion, six hundred twenty-one million, sixteen thousand, twelve".