378555918528 has 112 divisors (see below), whose sum is σ = 1062614405120. Its totient is φ = 118602537984.

The previous prime is 378555918491. The next prime is 378555918541. The reversal of 378555918528 is 825819555873.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54750 + ... + 871842.

Almost surely, 2^378555918528 is an apocalyptic number.

378555918528 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 378555918528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531307202560).

378555918528 is an abundant number, since it is smaller than the sum of its proper divisors (684058486592).

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

378555918528 is a wasteful number, since it uses less digits than its factorization.

378555918528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817254 (or 817244 counting only the distinct ones).

The product of its digits is 120960000, while the sum is 66.

The spelling of 378555918528 in words is "three hundred seventy-eight billion, five hundred fifty-five million, nine hundred eighteen thousand, five hundred twenty-eight".