408004646802 has 16 divisors (see below), whose sum is σ = 820237323360. Its totient is φ = 135296877312.

The previous prime is 408004646761. The next prime is 408004646807. The reversal of 408004646802 is 208646400804.

It is not an unprimeable number, because it can be changed into a prime (408004646807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176166652 + ... + 176168967.

It is an arithmetic number, because the mean of its divisors is an integer number (51264832710).

Almost surely, 2^408004646802 is an apocalyptic number.

408004646802 is an abundant number, since it is smaller than the sum of its proper divisors (412232676558).

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

408004646802 is a wasteful number, since it uses less digits than its factorization.

408004646802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352335817.

The product of its (nonzero) digits is 294912, while the sum is 42.

The spelling of 408004646802 in words is "four hundred eight billion, four million, six hundred forty-six thousand, eight hundred two".