378797079808 has 72 divisors (see below), whose sum is σ = 869126525568. Its totient is φ = 161403082752.

The previous prime is 378797079797. The next prime is 378797079821. The reversal of 378797079808 is 808970797873.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300916 + ... + 920947.

It is an arithmetic number, because the mean of its divisors is an integer number (12071201744).

Almost surely, 2^378797079808 is an apocalyptic number.

It is an amenable number.

378797079808 is an abundant number, since it is smaller than the sum of its proper divisors (490329445760).

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

378797079808 is a wasteful number, since it uses less digits than its factorization.

378797079808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222059 (or 1222045 counting only the distinct ones).

The product of its (nonzero) digits is 298722816, while the sum is 73.

The spelling of 378797079808 in words is "three hundred seventy-eight billion, seven hundred ninety-seven million, seventy-nine thousand, eight hundred eight".