396037821804 has 24 divisors (see below), whose sum is σ = 924380126208. Its totient is φ = 131970910800.

The previous prime is 396037821797. The next prime is 396037821841. The reversal of 396037821804 is 408128730693.

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, 5172472 + ... + 5248479.

It is an arithmetic number, because the mean of its divisors is an integer number (38515838592).

Almost surely, 2^396037821804 is an apocalyptic number.

It is an amenable number.

396037821804 is an abundant number, since it is smaller than the sum of its proper divisors (528342304404).

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

396037821804 is a wasteful number, since it uses less digits than its factorization.

396037821804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10424125 (or 10424123 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 396037821804 in words is "three hundred ninety-six billion, thirty-seven million, eight hundred twenty-one thousand, eight hundred four".