2628309023 has 4 divisors (see below), whose sum is σ = 2699344440. Its totient is φ = 2557273608.

The previous prime is 2628309011. The next prime is 2628309041. The reversal of 2628309023 is 3209038262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2628309023 - 2²⁸ = 2359873567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628309823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35517653 + ... + 35517726.

It is an arithmetic number, because the mean of its divisors is an integer number (674836110).

Almost surely, 2^2628309023 is an apocalyptic number.

2628309023 is a deficient number, since it is larger than the sum of its proper divisors (71035417).

2628309023 is an equidigital number, since it uses as much as digits as its factorization.

2628309023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71035416.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 2628309023 is about 51267.0364171755. The cubic root of 2628309023 is about 1380.0414856604.

The spelling of 2628309023 in words is "two billion, six hundred twenty-eight million, three hundred nine thousand, twenty-three".