4091944620 has 48 divisors (see below), whose sum is σ = 11462653440. Its totient is φ = 1090689216.

The previous prime is 4091944609. The next prime is 4091944673. The reversal of 4091944620 is 264491904.

It is an unprimeable number.

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, 128671 + ... + 157289.

It is an arithmetic number, because the mean of its divisors is an integer number (238805280).

Almost surely, 2^4091944620 is an apocalyptic number.

It is an amenable number.

4091944620 is an abundant number, since it is smaller than the sum of its proper divisors (7370708820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4091944620 is a wasteful number, since it uses less digits than its factorization.

4091944620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31014 (or 31012 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 4091944620 is about 63968.3094977505. The cubic root of 4091944620 is about 1599.4717813640.

The spelling of 4091944620 in words is "four billion, ninety-one million, nine hundred forty-four thousand, six hundred twenty".