396019413504 has 720 divisors, whose sum is σ = 1383168346560. Its totient is φ = 107535237120.

The previous prime is 396019413499. The next prime is 396019413511. The reversal of 396019413504 is 405314910693.

396019413504 is a `hidden beast` number, since 3 + 9 + 601 + 9 + 4 + 1 + 35 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 396019413504.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 902094117 + ... + 902094555.

It is an arithmetic number, because the mean of its divisors is an integer number (1921067148).

Almost surely, 2^396019413504 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 396019413504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691584173280).

396019413504 is an abundant number, since it is smaller than the sum of its proper divisors (987148933056).

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

396019413504 is a wasteful number, since it uses less digits than its factorization.

396019413504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 505 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 396019413504 in words is "three hundred ninety-six billion, nineteen million, four hundred thirteen thousand, five hundred four".