394059811357099 has 4 divisors (see below), whose sum is σ = 395023282778920. Its totient is φ = 393096339935280.

The previous prime is 394059811357067. The next prime is 394059811357169. The reversal of 394059811357099 is 990753118950493.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 394059811357099 - 2⁵ = 394059811357067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (394059811357699) by changing a digit.

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, 481735710297 + ... + 481735711114.

It is an arithmetic number, because the mean of its divisors is an integer number (98755820694730).

Almost surely, 2^{394059811357099} is an apocalyptic number.

394059811357099 is a deficient number, since it is larger than the sum of its proper divisors (963471421821).

394059811357099 is an equidigital number, since it uses as much as digits as its factorization.

394059811357099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963471421820.

The product of its (nonzero) digits is 330674400, while the sum is 73.

The spelling of 394059811357099 in words is "three hundred ninety-four trillion, fifty-nine billion, eight hundred eleven million, three hundred fifty-seven thousand, ninety-nine".