405533630226 has 16 divisors (see below), whose sum is σ = 812052771264. Its totient is φ = 135013624944.

The previous prime is 405533630219. The next prime is 405533630231. The reversal of 405533630226 is 622036335504.

405533630226 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×405533630226² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41057601 + ... + 41067476.

It is an arithmetic number, because the mean of its divisors is an integer number (50753298204).

Almost surely, 2^405533630226 is an apocalyptic number.

405533630226 is an abundant number, since it is smaller than the sum of its proper divisors (406519141038).

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

405533630226 is a wasteful number, since it uses less digits than its factorization.

405533630226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82125905.

The product of its (nonzero) digits is 388800, while the sum is 39.

The spelling of 405533630226 in words is "four hundred five billion, five hundred thirty-three million, six hundred thirty thousand, two hundred twenty-six".