3780478265 has 16 divisors (see below), whose sum is σ = 4565797632. Its totient is φ = 3004943424.

The previous prime is 3780478259. The next prime is 3780478313. The reversal of 3780478265 is 5628740873.

3780478265 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3780478265 - 2⁶ = 3780478201 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 871532 + ... + 875858.

It is an arithmetic number, because the mean of its divisors is an integer number (285362352).

Almost surely, 2^3780478265 is an apocalyptic number.

It is an amenable number.

3780478265 is a deficient number, since it is larger than the sum of its proper divisors (785319367).

3780478265 is a wasteful number, since it uses less digits than its factorization.

3780478265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5416.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The square root of 3780478265 is about 61485.5939631390. The cubic root of 3780478265 is about 1557.8139258850.

The spelling of 3780478265 in words is "three billion, seven hundred eighty million, four hundred seventy-eight thousand, two hundred sixty-five".