400466402226 has 48 divisors (see below), whose sum is σ = 946615595328. Its totient is φ = 121345936800.

The previous prime is 400466402221. The next prime is 400466402239. The reversal of 400466402226 is 622204664004.

400466402226 is a `hidden beast` number, since 4 + 0 + 0 + 4 + 6 + 640 + 2 + 2 + 2 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (400466402221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3715000 + ... + 3821276.

It is an arithmetic number, because the mean of its divisors is an integer number (19721158236).

Almost surely, 2^400466402226 is an apocalyptic number.

400466402226 is an abundant number, since it is smaller than the sum of its proper divisors (546149193102).

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

400466402226 is a wasteful number, since it uses less digits than its factorization.

400466402226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125327 (or 125324 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 400466402226 in words is "four hundred billion, four hundred sixty-six million, four hundred two thousand, two hundred twenty-six".