394556802027 has 16 divisors (see below), whose sum is σ = 536475609600. Its totient is φ = 257881084992.

The previous prime is 394556802001. The next prime is 394556802037. The reversal of 394556802027 is 720208655493.

It is a happy number.

It is not a de Polignac number, because 394556802027 - 2¹⁰ = 394556801003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (394556802037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5357527 + ... + 5430672.

It is an arithmetic number, because the mean of its divisors is an integer number (33529725600).

Almost surely, 2^394556802027 is an apocalyptic number.

394556802027 is a deficient number, since it is larger than the sum of its proper divisors (141918807573).

394556802027 is a wasteful number, since it uses less digits than its factorization.

394556802027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10788442.

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 394556802027 in words is "three hundred ninety-four billion, five hundred fifty-six million, eight hundred two thousand, twenty-seven".