6245115849 has 64 divisors (see below), whose sum is σ = 10773504000. Its totient is φ = 3501843840.

The previous prime is 6245115823. The next prime is 6245115853. The reversal of 6245115849 is 9485115426.

6245115849 is a `hidden beast` number, since 6 + 2 + 451 + 158 + 49 = 666.

It is not a de Polignac number, because 6245115849 - 2⁸ = 6245115593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6245115049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2336784 + ... + 2339454.

It is an arithmetic number, because the mean of its divisors is an integer number (168336000).

Almost surely, 2^6245115849 is an apocalyptic number.

It is an amenable number.

6245115849 is a deficient number, since it is larger than the sum of its proper divisors (4528388151).

6245115849 is a wasteful number, since it uses less digits than its factorization.

6245115849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915 (or 2909 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 6245115849 is about 79026.0453837847. The cubic root of 6245115849 is about 1841.5358011810.

The spelling of 6245115849 in words is "six billion, two hundred forty-five million, one hundred fifteen thousand, eight hundred forty-nine".