378813533342 has 16 divisors (see below), whose sum is σ = 575302915152. Its totient is φ = 187047772800.

The previous prime is 378813533309. The next prime is 378813533377. The reversal of 378813533342 is 243335318873.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 63659 + ... + 872742.

It is an arithmetic number, because the mean of its divisors is an integer number (35956432197).

Almost surely, 2^378813533342 is an apocalyptic number.

378813533342 is a deficient number, since it is larger than the sum of its proper divisors (196489381810).

378813533342 is a wasteful number, since it uses less digits than its factorization.

378813533342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938923.

The product of its digits is 4354560, while the sum is 50.

The spelling of 378813533342 in words is "three hundred seventy-eight billion, eight hundred thirteen million, five hundred thirty-three thousand, three hundred forty-two".