378856414218 has 16 divisors (see below), whose sum is σ = 757719576000. Its totient is φ = 126284346816.

The previous prime is 378856414199. The next prime is 378856414231. The reversal of 378856414218 is 812414658873.

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, 726658 + ... + 1133906.

It is an arithmetic number, because the mean of its divisors is an integer number (47357473500).

Almost surely, 2^378856414218 is an apocalyptic number.

378856414218 is an abundant number, since it is smaller than the sum of its proper divisors (378863161782).

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

378856414218 is a wasteful number, since it uses less digits than its factorization.

378856414218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562301.

The product of its digits is 10321920, while the sum is 57.

The spelling of 378856414218 in words is "three hundred seventy-eight billion, eight hundred fifty-six million, four hundred fourteen thousand, two hundred eighteen".