3919220008804 has 27 divisors (see below), whose sum is σ = 7169968421497. Its totient is φ = 1874366015984.

The previous prime is 3919220008787. The next prime is 3919220008813. The reversal of 3919220008804 is 4088000229193.

The square root of 3919220008804 is 1979702.

It is a perfect power (a square), and thus also a powerful number.

3919220008804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 40872708900 + 3878347299904 = 202170^2 + 1969352^2 .

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 91044774 + ... + 91087810.

Almost surely, 2^{3919220008804} is an apocalyptic number.

3919220008804 is the 1979702-nd square number.

It is an amenable number.

3919220008804 is a deficient number, since it is larger than the sum of its proper divisors (3250748412693).

3919220008804 is an frugal number, since it uses more digits than its factorization.

3919220008804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86124 (or 43062 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The spelling of 3919220008804 in words is "three trillion, nine hundred nineteen billion, two hundred twenty million, eight thousand, eight hundred four".