378133716 has 12 divisors (see below), whose sum is σ = 882312032. Its totient is φ = 126044568.

The previous prime is 378133711. The next prime is 378133751. The reversal of 378133716 is 617331873.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378133711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15755560 + ... + 15755583.

Almost surely, 2^378133716 is an apocalyptic number.

It is an amenable number.

378133716 is an abundant number, since it is smaller than the sum of its proper divisors (504178316).

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

378133716 is a wasteful number, since it uses less digits than its factorization.

378133716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31511150 (or 31511148 counting only the distinct ones).

The product of its digits is 63504, while the sum is 39.

The square root of 378133716 is about 19445.6605956188. The cubic root of 378133716 is about 723.1279270275.

The spelling of 378133716 in words is "three hundred seventy-eight million, one hundred thirty-three thousand, seven hundred sixteen".