2628804011 has 8 divisors (see below), whose sum is σ = 2755549104. Its totient is φ = 2505041280.

The previous prime is 2628803981. The next prime is 2628804019. The reversal of 2628804011 is 1104088262.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2628804011 is a prime.

It is a super-2 number, since 2×2628804011² = 13821221056499376242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2628804019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 743786 + ... + 747311.

It is an arithmetic number, because the mean of its divisors is an integer number (344443638).

Almost surely, 2^2628804011 is an apocalyptic number.

2628804011 is a deficient number, since it is larger than the sum of its proper divisors (126745093).

2628804011 is a wasteful number, since it uses less digits than its factorization.

2628804011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491181.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 2628804011 is about 51271.8637363613. The cubic root of 2628804011 is about 1380.1281143749.

The spelling of 2628804011 in words is "two billion, six hundred twenty-eight million, eight hundred four thousand, eleven".