406213555630 has 32 divisors (see below), whose sum is σ = 756099507744. Its totient is φ = 157040247936.

The previous prime is 406213555619. The next prime is 406213555661. The reversal of 406213555630 is 36555312604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5684197 + ... + 5755216.

It is an arithmetic number, because the mean of its divisors is an integer number (23628109617).

Almost surely, 2^406213555630 is an apocalyptic number.

406213555630 is a deficient number, since it is larger than the sum of its proper divisors (349885952114).

406213555630 is a wasteful number, since it uses less digits than its factorization.

406213555630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11439540.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 406213555630 in words is "four hundred six billion, two hundred thirteen million, five hundred fifty-five thousand, six hundred thirty".