378433144268 has 12 divisors (see below), whose sum is σ = 667313407992. Its totient is φ = 187772170560.

The previous prime is 378433144267. The next prime is 378433144277. The reversal of 378433144268 is 862441334873.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (378433144267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361099805 + ... + 361100852.

It is an arithmetic number, because the mean of its divisors is an integer number (55609450666).

Almost surely, 2^378433144268 is an apocalyptic number.

It is an amenable number.

378433144268 is a deficient number, since it is larger than the sum of its proper divisors (288880263724).

378433144268 is a wasteful number, since it uses less digits than its factorization.

378433144268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722200792 (or 722200790 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 53.

The spelling of 378433144268 in words is "three hundred seventy-eight billion, four hundred thirty-three million, one hundred forty-four thousand, two hundred sixty-eight".