394541492316 has 48 divisors (see below), whose sum is σ = 923589147936. Its totient is φ = 131086577664.

The previous prime is 394541492311. The next prime is 394541492333. The reversal of 394541492316 is 613294145493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394541492311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16880110 + ... + 16903466.

It is an arithmetic number, because the mean of its divisors is an integer number (19241440582).

Almost surely, 2^394541492316 is an apocalyptic number.

It is an amenable number.

394541492316 is an abundant number, since it is smaller than the sum of its proper divisors (529047655620).

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

394541492316 is a wasteful number, since it uses less digits than its factorization.

394541492316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27878 (or 27876 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 51.

The spelling of 394541492316 in words is "three hundred ninety-four billion, five hundred forty-one million, four hundred ninety-two thousand, three hundred sixteen".