3780375648 has 96 divisors (see below), whose sum is σ = 11354950656. Its totient is φ = 1078791168.

The previous prime is 3780375559. The next prime is 3780375653. The reversal of 3780375648 is 8465730873.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 3780375648.

It is a congruent 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, 637465 + ... + 643367.

It is an arithmetic number, because the mean of its divisors is an integer number (118280736).

Almost surely, 2^3780375648 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 3780375648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5677475328).

3780375648 is an abundant number, since it is smaller than the sum of its proper divisors (7574575008).

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

3780375648 is a wasteful number, since it uses less digits than its factorization.

3780375648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6876 (or 6868 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The square root of 3780375648 is about 61484.7594774510. The cubic root of 3780375648 is about 1557.7998306986.

The spelling of 3780375648 in words is "three billion, seven hundred eighty million, three hundred seventy-five thousand, six hundred forty-eight".