393436118105 has 16 divisors (see below), whose sum is σ = 500439358080. Its totient is φ = 295911850752.

The previous prime is 393436118093. The next prime is 393436118113. The reversal of 393436118105 is 501811634393.

It is not a de Polignac number, because 393436118105 - 2¹² = 393436114009 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 2440199 + ... + 2596428.

It is an arithmetic number, because the mean of its divisors is an integer number (31277459880).

Almost surely, 2^393436118105 is an apocalyptic number.

It is an amenable number.

393436118105 is a deficient number, since it is larger than the sum of its proper divisors (107003239975).

393436118105 is a wasteful number, since it uses less digits than its factorization.

393436118105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5037568.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 393436118105 in words is "three hundred ninety-three billion, four hundred thirty-six million, one hundred eighteen thousand, one hundred five".