2621002116 has 24 divisors (see below), whose sum is σ = 6176225664. Its totient is φ = 865016800.

The previous prime is 2621002103. The next prime is 2621002151. The reversal of 2621002116 is 6112001262.

It is a junction number, because it is equal to n+sod(n) for n = 2621002092 and 2621002101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080060 + ... + 1082483.

It is an arithmetic number, because the mean of its divisors is an integer number (257342736).

Almost surely, 2^2621002116 is an apocalyptic number.

It is an amenable number.

2621002116 is an abundant number, since it is smaller than the sum of its proper divisors (3555223548).

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

2621002116 is a wasteful number, since it uses less digits than its factorization.

2621002116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162651 (or 2162649 counting only the distinct ones).

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

The square root of 2621002116 is about 51195.7236104736. The cubic root of 2621002116 is about 1378.7614238687.

Adding to 2621002116 its reverse (6112001262), we get a palindrome (8733003378).

The spelling of 2621002116 in words is "two billion, six hundred twenty-one million, two thousand, one hundred sixteen".