6199628645 has 16 divisors (see below), whose sum is σ = 8532405120. Its totient is φ = 4236145344.

The previous prime is 6199628627. The next prime is 6199628683. The reversal of 6199628645 is 5468269916.

It is a cyclic number.

It is not a de Polignac number, because 6199628645 - 2²⁴ = 6182851429 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 303050 + ... + 322859.

It is an arithmetic number, because the mean of its divisors is an integer number (533275320).

Almost surely, 2^6199628645 is an apocalyptic number.

It is an amenable number.

6199628645 is a deficient number, since it is larger than the sum of its proper divisors (2332776475).

6199628645 is a wasteful number, since it uses less digits than its factorization.

6199628645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626204.

The product of its digits is 5598720, while the sum is 56.

The square root of 6199628645 is about 78737.7205981987. The cubic root of 6199628645 is about 1837.0538711765.

The spelling of 6199628645 in words is "six billion, one hundred ninety-nine million, six hundred twenty-eight thousand, six hundred forty-five".