396517158716 has 72 divisors (see below), whose sum is σ = 852407629920. Its totient is φ = 157551685632.

The previous prime is 396517158707. The next prime is 396517158721. The reversal of 396517158716 is 617851715693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2043980 + ... + 2229548.

It is an arithmetic number, because the mean of its divisors is an integer number (11838994860).

Almost surely, 2^396517158716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396517158716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426203814960).

396517158716 is an abundant number, since it is smaller than the sum of its proper divisors (455890471204).

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

396517158716 is a wasteful number, since it uses less digits than its factorization.

396517158716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185731 (or 185662 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 59.

The spelling of 396517158716 in words is "three hundred ninety-six billion, five hundred seventeen million, one hundred fifty-eight thousand, seven hundred sixteen".