396556327104 has 168 divisors, whose sum is σ = 1239043601664. Its totient is φ = 109646553600.

The previous prime is 396556327081. The next prime is 396556327109. The reversal of 396556327104 is 401723655693.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (168).

It is not an unprimeable number, because it can be changed into a prime (396556327109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1138069 + ... + 1445099.

Almost surely, 2^396556327104 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 396556327104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619521800832).

396556327104 is an abundant number, since it is smaller than the sum of its proper divisors (842487274560).

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

396556327104 is a wasteful number, since it uses less digits than its factorization.

396556327104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307115 (or 307074 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 51.

The spelling of 396556327104 in words is "three hundred ninety-six billion, five hundred fifty-six million, three hundred twenty-seven thousand, one hundred four".