378193377786 has 16 divisors (see below), whose sum is σ = 864442006464. Its totient is φ = 108055250784.

The previous prime is 378193377769. The next prime is 378193377871. The reversal of 378193377786 is 687773391873.

It is a happy number.

378193377786 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 378193377786.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4502302075 + ... + 4502302158.

It is an arithmetic number, because the mean of its divisors is an integer number (54027625404).

Almost surely, 2^378193377786 is an apocalyptic number.

378193377786 is an abundant number, since it is smaller than the sum of its proper divisors (486248628678).

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

378193377786 is a wasteful number, since it uses less digits than its factorization.

378193377786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9004604245.

The product of its digits is 224042112, while the sum is 69.

The spelling of 378193377786 in words is "three hundred seventy-eight billion, one hundred ninety-three million, three hundred seventy-seven thousand, seven hundred eighty-six".