226400406020 has 12 divisors (see below), whose sum is σ = 475440852684. Its totient is φ = 90560162400.

The previous prime is 226400405983. The next prime is 226400406049. The reversal of 226400406020 is 20604004622.

It can be written as a sum of positive squares in 2 ways, for example, as 172163585476 + 54236820544 = 414926^2 + 232888^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5660010131 + ... + 5660010170.

It is an arithmetic number, because the mean of its divisors is an integer number (39620071057).

Almost surely, 2^226400406020 is an apocalyptic number.

226400406020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226400406020 is an abundant number, since it is smaller than the sum of its proper divisors (249040446664).

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

226400406020 is a wasteful number, since it uses less digits than its factorization.

226400406020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11320020310 (or 11320020308 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The spelling of 226400406020 in words is "two hundred twenty-six billion, four hundred million, four hundred six thousand, twenty".