406662404424 has 16 divisors (see below), whose sum is σ = 1016656011120. Its totient is φ = 135554134800.

The previous prime is 406662404413. The next prime is 406662404431. The reversal of 406662404424 is 424404266604.

It is a super-3 number, since 3×406662404424³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 8472133402 + ... + 8472133449.

It is an arithmetic number, because the mean of its divisors is an integer number (63541000695).

Almost surely, 2^406662404424 is an apocalyptic number.

It is an amenable number.

406662404424 is an abundant number, since it is smaller than the sum of its proper divisors (609993606696).

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

406662404424 is a wasteful number, since it uses less digits than its factorization.

406662404424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16944266860 (or 16944266856 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 406662404424 in words is "four hundred six billion, six hundred sixty-two million, four hundred four thousand, four hundred twenty-four".