378914493564 has 24 divisors (see below), whose sum is σ = 982370909520. Its totient is φ = 126304831152.

The previous prime is 378914493553. The next prime is 378914493571. The reversal of 378914493564 is 465394419873.

378914493564 is a `hidden beast` number, since 3 + 7 + 8 + 91 + 4 + 493 + 56 + 4 = 666.

It is a congruent number.

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, 1754233659 + ... + 1754233874.

It is an arithmetic number, because the mean of its divisors is an integer number (40932121230).

Almost surely, 2^378914493564 is an apocalyptic number.

It is an amenable number.

378914493564 is an abundant number, since it is smaller than the sum of its proper divisors (603456415956).

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

378914493564 is a wasteful number, since it uses less digits than its factorization.

378914493564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3508467546 (or 3508467538 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 378914493564 in words is "three hundred seventy-eight billion, nine hundred fourteen million, four hundred ninety-three thousand, five hundred sixty-four".