378679461648 has 40 divisors (see below), whose sum is σ = 978678866496. Its totient is φ = 126171830400.

The previous prime is 378679461607. The next prime is 378679461649. The reversal of 378679461648 is 846164976873.

It is not an unprimeable number, because it can be changed into a prime (378679461649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1595943 + ... + 1817798.

Almost surely, 2^378679461648 is an apocalyptic number.

It is an amenable number.

378679461648 is an abundant number, since it is smaller than the sum of its proper divisors (599999404848).

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

378679461648 is a wasteful number, since it uses less digits than its factorization.

378679461648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3416063 (or 3416057 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 69.

The spelling of 378679461648 in words is "three hundred seventy-eight billion, six hundred seventy-nine million, four hundred sixty-one thousand, six hundred forty-eight".