4129659844 has 12 divisors (see below), whose sum is σ = 7541118144. Its totient is φ = 1975054664.

The previous prime is 4129659817. The next prime is 4129659857. The reversal of 4129659844 is 4489569214.

It is a super-2 number, since 2×4129659844² = 34108180854292208672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4129659791 and 4129659800.

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 3 ways as a sum of consecutive naturals, for example, 22443712 + ... + 22443895.

It is an arithmetic number, because the mean of its divisors is an integer number (628426512).

Almost surely, 2^4129659844 is an apocalyptic number.

It is an amenable number.

4129659844 is a deficient number, since it is larger than the sum of its proper divisors (3411458300).

4129659844 is a wasteful number, since it uses less digits than its factorization.

4129659844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44887634 (or 44887632 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 52.

The square root of 4129659844 is about 64262.4294903328. The cubic root of 4129659844 is about 1604.3708411571.

The spelling of 4129659844 in words is "four billion, one hundred twenty-nine million, six hundred fifty-nine thousand, eight hundred forty-four".