394460454442 has 8 divisors (see below), whose sum is σ = 592772384736. Its totient is φ = 196869659532.

The previous prime is 394460454391. The next prime is 394460454467. The reversal of 394460454442 is 244454064493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180282478 + ... + 180284665.

It is an arithmetic number, because the mean of its divisors is an integer number (74096548092).

Almost surely, 2^394460454442 is an apocalyptic number.

394460454442 is a deficient number, since it is larger than the sum of its proper divisors (198311930294).

394460454442 is a wasteful number, since it uses less digits than its factorization.

394460454442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360567692.

The product of its (nonzero) digits is 6635520, while the sum is 49.

The spelling of 394460454442 in words is "three hundred ninety-four billion, four hundred sixty million, four hundred fifty-four thousand, four hundred forty-two".