396481912617 has 16 divisors (see below), whose sum is σ = 604177339392. Its totient is φ = 226555683600.

The previous prime is 396481912613. The next prime is 396481912643. The reversal of 396481912617 is 716219184693.

It is a happy number.

It is not a de Polignac number, because 396481912617 - 2² = 396481912613 is a prime.

It is not an unprimeable number, because it can be changed into a prime (396481912613) 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, 779242 + ... + 1183292.

It is an arithmetic number, because the mean of its divisors is an integer number (37761083712).

Almost surely, 2^396481912617 is an apocalyptic number.

It is an amenable number.

396481912617 is a deficient number, since it is larger than the sum of its proper divisors (207695426775).

396481912617 is a wasteful number, since it uses less digits than its factorization.

396481912617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450788.

The product of its digits is 3919104, while the sum is 57.

The spelling of 396481912617 in words is "three hundred ninety-six billion, four hundred eighty-one million, nine hundred twelve thousand, six hundred seventeen".