394838861026 has 8 divisors (see below), whose sum is σ = 593247038400. Its totient is φ = 197089848228.

The previous prime is 394838861009. The next prime is 394838861059. The reversal of 394838861026 is 620168838493.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164789646 + ... + 164792041.

It is an arithmetic number, because the mean of its divisors is an integer number (74155879800).

Almost surely, 2^394838861026 is an apocalyptic number.

394838861026 is a deficient number, since it is larger than the sum of its proper divisors (198408177374).

394838861026 is a wasteful number, since it uses less digits than its factorization.

394838861026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329582288.

The product of its (nonzero) digits is 11943936, while the sum is 58.

The spelling of 394838861026 in words is "three hundred ninety-four billion, eight hundred thirty-eight million, eight hundred sixty-one thousand, twenty-six".