406221467268 has 48 divisors (see below), whose sum is σ = 956656008000. Its totient is φ = 134149454208.

The previous prime is 406221467243. The next prime is 406221467273. The reversal of 406221467268 is 862764122604.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19529818 + ... + 19550606.

It is an arithmetic number, because the mean of its divisors is an integer number (19930333500).

Almost surely, 2^406221467268 is an apocalyptic number.

It is an amenable number.

406221467268 is an abundant number, since it is smaller than the sum of its proper divisors (550434540732).

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

406221467268 is a wasteful number, since it uses less digits than its factorization.

406221467268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35844 (or 35842 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 406221467268 in words is "four hundred six billion, two hundred twenty-one million, four hundred sixty-seven thousand, two hundred sixty-eight".