404630536306 has 8 divisors (see below), whose sum is σ = 627874970220. Its totient is φ = 195338879568.

The previous prime is 404630536283. The next prime is 404630536363. The reversal of 404630536306 is 603635036404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 363921421081 + 40709115225 = 603259^2 + 201765^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×404630536306² (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 3 ways as a sum of consecutive naturals, for example, 3488194221 + ... + 3488194336.

Almost surely, 2^404630536306 is an apocalyptic number.

404630536306 is a deficient number, since it is larger than the sum of its proper divisors (223244433914).

404630536306 is a wasteful number, since it uses less digits than its factorization.

404630536306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6976388588.

The product of its (nonzero) digits is 466560, while the sum is 40.

The spelling of 404630536306 in words is "four hundred four billion, six hundred thirty million, five hundred thirty-six thousand, three hundred six".