4109381872 has 20 divisors (see below), whose sum is σ = 7990070200. Its totient is φ = 2047428288.

The previous prime is 4109381863. The next prime is 4109381873. The reversal of 4109381872 is 2781839014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4109381873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449247 + ... + 458302.

It is an arithmetic number, because the mean of its divisors is an integer number (399503510).

Almost surely, 2^4109381872 is an apocalyptic number.

It is an amenable number.

4109381872 is a deficient number, since it is larger than the sum of its proper divisors (3880688328).

4109381872 is a wasteful number, since it uses less digits than its factorization.

4109381872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907840 (or 907834 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 4109381872 is about 64104.4606248270. The cubic root of 4109381872 is about 1601.7405371450.

The spelling of 4109381872 in words is "four billion, one hundred nine million, three hundred eighty-one thousand, eight hundred seventy-two".