408200862828 has 48 divisors (see below), whose sum is σ = 1056667893120. Its totient is φ = 121600665600.

The previous prime is 408200862821. The next prime is 408200862833. The reversal of 408200862828 is 828268002804.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (408200862821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26199253 + ... + 26214828.

It is an arithmetic number, because the mean of its divisors is an integer number (22013914440).

Almost surely, 2^408200862828 is an apocalyptic number.

It is an amenable number.

408200862828 is an abundant number, since it is smaller than the sum of its proper divisors (648467030292).

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

408200862828 is a wasteful number, since it uses less digits than its factorization.

408200862828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52414158 (or 52414156 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 48.

The spelling of 408200862828 in words is "four hundred eight billion, two hundred million, eight hundred sixty-two thousand, eight hundred twenty-eight".