396909586068 has 24 divisors (see below), whose sum is σ = 927339369600. Its totient is φ = 132129337920.

The previous prime is 396909586057. The next prime is 396909586093. The reversal of 396909586068 is 860685909693.

It is a junction number, because it is equal to n+sod(n) for n = 396909585993 and 396909586011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21722668 + ... + 21740931.

It is an arithmetic number, because the mean of its divisors is an integer number (38639140400).

Almost surely, 2^396909586068 is an apocalyptic number.

It is an amenable number.

396909586068 is an abundant number, since it is smaller than the sum of its proper divisors (530429783532).

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

396909586068 is a wasteful number, since it uses less digits than its factorization.

396909586068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43464367 (or 43464365 counting only the distinct ones).

The product of its (nonzero) digits is 151165440, while the sum is 69.

The spelling of 396909586068 in words is "three hundred ninety-six billion, nine hundred nine million, five hundred eighty-six thousand, sixty-eight".