5641626799 has 2 divisors, whose sum is σ = 5641626800. Its totient is φ = 5641626798.

The previous prime is 5641626779. The next prime is 5641626833. The reversal of 5641626799 is 9976261465.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5641626799 - 2⁷ = 5641626671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5641626779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820813399 + 2820813400.

It is an arithmetic number, because the mean of its divisors is an integer number (2820813400).

Almost surely, 2^5641626799 is an apocalyptic number.

5641626799 is a deficient number, since it is larger than the sum of its proper divisors (1).

5641626799 is an equidigital number, since it uses as much as digits as its factorization.

5641626799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 55.

The square root of 5641626799 is about 75110.7635362602. The cubic root of 5641626799 is about 1780.1972174488.

The spelling of 5641626799 in words is "five billion, six hundred forty-one million, six hundred twenty-six thousand, seven hundred ninety-nine".