396330855648 has 384 divisors, whose sum is σ = 1363883028480. Its totient is φ = 98371952640.

The previous prime is 396330855647. The next prime is 396330855689. The reversal of 396330855648 is 846558033693.

It is a junction number, because it is equal to n+sod(n) for n = 396330855591 and 396330855600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396330855647) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25090633 + ... + 25106423.

It is an arithmetic number, because the mean of its divisors is an integer number (3551778720).

Almost surely, 2^396330855648 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 396330855648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681941514240).

396330855648 is an abundant number, since it is smaller than the sum of its proper divisors (967552172832).

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

396330855648 is a wasteful number, since it uses less digits than its factorization.

396330855648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15867 (or 15833 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 60.

The spelling of 396330855648 in words is "three hundred ninety-six billion, three hundred thirty million, eight hundred fifty-five thousand, six hundred forty-eight".