2628641030399 has 4 divisors (see below), whose sum is σ = 2629289921400. Its totient is φ = 2627992139400.

The previous prime is 2628641030387. The next prime is 2628641030413. The reversal of 2628641030399 is 9930301468262.

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 2628641030399 - 2³² = 2624346063103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2628641030399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628641030599) 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, 324439424 + ... + 324447525.

It is an arithmetic number, because the mean of its divisors is an integer number (657322480350).

Almost surely, 2^{2628641030399} is an apocalyptic number.

2628641030399 is a deficient number, since it is larger than the sum of its proper divisors (648891001).

2628641030399 is an equidigital number, since it uses as much as digits as its factorization.

2628641030399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648891000.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 2628641030399 in words is "two trillion, six hundred twenty-eight billion, six hundred forty-one million, thirty thousand, three hundred ninety-nine".