378360398021796 has 36 divisors (see below), whose sum is σ = 956412421316352. Its totient is φ = 126119946053424.

The previous prime is 378360398021783. The next prime is 378360398021797. The reversal of 378360398021796 is 697120893063873.

378360398021796 is a `hidden beast` number, since 3 + 7 + 8 + 3 + 60 + 398 + 0 + 2 + 179 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (378360398021797) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18067861 + ... + 32911523.

It is an arithmetic number, because the mean of its divisors is an integer number (26567011703232).

Almost surely, 2^{378360398021796} is an apocalyptic number.

378360398021796 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

378360398021796 is an abundant number, since it is smaller than the sum of its proper divisors (578052023294556).

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

378360398021796 is a wasteful number, since it uses less digits than its factorization.

378360398021796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15551720 (or 15551715 counting only the distinct ones).

The product of its (nonzero) digits is 493807104, while the sum is 72.

The spelling of 378360398021796 in words is "three hundred seventy-eight trillion, three hundred sixty billion, three hundred ninety-eight million, twenty-one thousand, seven hundred ninety-six".