394411107852 has 36 divisors (see below), whose sum is σ = 1004260899096. Its totient is φ = 130510729920.

The previous prime is 394411107823. The next prime is 394411107869. The reversal of 394411107852 is 258701114493.

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

It is a super-3 number, since 3×394411107852³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 394411107798 and 394411107807.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39979974 + ... + 39989837.

It is an arithmetic number, because the mean of its divisors is an integer number (27896136086).

Almost surely, 2^394411107852 is an apocalyptic number.

It is an amenable number.

394411107852 is an abundant number, since it is smaller than the sum of its proper divisors (609849791244).

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

394411107852 is a wasteful number, since it uses less digits than its factorization.

394411107852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79969958 (or 79969953 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 394411107852 in words is "three hundred ninety-four billion, four hundred eleven million, one hundred seven thousand, eight hundred fifty-two".