3928316780 has 12 divisors (see below), whose sum is σ = 8249465280. Its totient is φ = 1571326704.

The previous prime is 3928316779. The next prime is 3928316783. The reversal of 3928316780 is 876138293.

It is not an unprimeable number, because it can be changed into a prime (3928316783) by changing a digit.

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, 98207900 + ... + 98207939.

It is an arithmetic number, because the mean of its divisors is an integer number (687455440).

Almost surely, 2^3928316780 is an apocalyptic number.

It is an amenable number.

3928316780 is an abundant number, since it is smaller than the sum of its proper divisors (4321148500).

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

3928316780 is a wasteful number, since it uses less digits than its factorization.

3928316780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196415848 (or 196415846 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 3928316780 is about 62676.2856270216. The cubic root of 3928316780 is about 1577.8613349292.

The spelling of 3928316780 in words is "three billion, nine hundred twenty-eight million, three hundred sixteen thousand, seven hundred eighty".