393650040104 has 32 divisors (see below), whose sum is σ = 781564182120. Its totient is φ = 185234497536.

The previous prime is 393650040089. The next prime is 393650040139. The reversal of 393650040104 is 401040056393.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 300411417604 + 93238622500 = 548098^2 + 305350^2 .

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 7 ways as a sum of consecutive naturals, for example, 2090222 + ... + 2270754.

Almost surely, 2^393650040104 is an apocalyptic number.

393650040104 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

393650040104 is a deficient number, since it is larger than the sum of its proper divisors (387914142016).

393650040104 is a wasteful number, since it uses less digits than its factorization.

393650040104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196589 (or 196585 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 393650040104 its reverse (401040056393), we get a palindrome (794690096497).

The spelling of 393650040104 in words is "three hundred ninety-three billion, six hundred fifty million, forty thousand, one hundred four".