6123644849 has 16 divisors (see below), whose sum is σ = 7101480960. Its totient is φ = 5171659920.

The previous prime is 6123644801. The next prime is 6123644897. The reversal of 6123644849 is 9484463216.

6123644849 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6123644801) and next prime (6123644897).

It is not a de Polignac number, because 6123644849 - 2²⁰ = 6122596273 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6123344849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1110032 + ... + 1115534.

It is an arithmetic number, because the mean of its divisors is an integer number (443842560).

Almost surely, 2^6123644849 is an apocalyptic number.

It is an amenable number.

6123644849 is a deficient number, since it is larger than the sum of its proper divisors (977836111).

6123644849 is a wasteful number, since it uses less digits than its factorization.

6123644849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7820.

The product of its digits is 995328, while the sum is 47.

The square root of 6123644849 is about 78253.7209914008. The cubic root of 6123644849 is about 1829.5179086834.

The spelling of 6123644849 in words is "six billion, one hundred twenty-three million, six hundred forty-four thousand, eight hundred forty-nine".