4115115849 has 16 divisors (see below), whose sum is σ = 5955418112. Its totient is φ = 2512435968.

The previous prime is 4115115833. The next prime is 4115115857. The reversal of 4115115849 is 9485115114.

It is not a de Polignac number, because 4115115849 - 2⁴ = 4115115833 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (4115115869) 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 15 ways as a sum of consecutive naturals, for example, 410464 + ... + 420369.

It is an arithmetic number, because the mean of its divisors is an integer number (372213632).

Almost surely, 2^4115115849 is an apocalyptic number.

It is an amenable number.

4115115849 is a deficient number, since it is larger than the sum of its proper divisors (1840302263).

4115115849 is a wasteful number, since it uses less digits than its factorization.

4115115849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830976.

The product of its digits is 28800, while the sum is 39.

The square root of 4115115849 is about 64149.1687319485. The cubic root of 4115115849 is about 1602.4851807629.

The spelling of 4115115849 in words is "four billion, one hundred fifteen million, one hundred fifteen thousand, eight hundred forty-nine".