3780171264 has 80 divisors (see below), whose sum is σ = 10208868912. Its totient is φ = 1242759168.

The previous prime is 3780171211. The next prime is 3780171287. The reversal of 3780171264 is 4621710873.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95272 + ... + 128984.

Almost surely, 2^3780171264 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 3780171264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5104434456).

3780171264 is an abundant number, since it is smaller than the sum of its proper divisors (6428697648).

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

3780171264 is an equidigital number, since it uses as much as digits as its factorization.

3780171264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33807 (or 33791 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 3780171264 is about 61483.0973845658. The cubic root of 3780171264 is about 1557.7717563193.

The spelling of 3780171264 in words is "three billion, seven hundred eighty million, one hundred seventy-one thousand, two hundred sixty-four".