3784165456 has 80 divisors (see below), whose sum is σ = 8054283600. Its totient is φ = 1714356224.

The previous prime is 3784165447. The next prime is 3784165471. The reversal of 3784165456 is 6545614873.

It can be written as a sum of positive squares in 8 ways, for example, as 668739600 + 3115425856 = 25860^2 + 55816^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4677180 + ... + 4677988.

It is an arithmetic number, because the mean of its divisors is an integer number (100678545).

Almost surely, 2^3784165456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3784165456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4027141800).

3784165456 is an abundant number, since it is smaller than the sum of its proper divisors (4270118144).

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

3784165456 is a wasteful number, since it uses less digits than its factorization.

3784165456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456 (or 1450 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 49.

The square root of 3784165456 is about 61515.5708418608. The cubic root of 3784165456 is about 1558.3202190654.

The spelling of 3784165456 in words is "three billion, seven hundred eighty-four million, one hundred sixty-five thousand, four hundred fifty-six".