406566240716 has 12 divisors (see below), whose sum is σ = 714625244088. Its totient is φ = 202387599552.

The previous prime is 406566240697. The next prime is 406566240719. The reversal of 406566240716 is 617042665604.

It is a super-3 number, since 3×406566240716³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (406566240719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223879181 + ... + 223880996.

It is an arithmetic number, because the mean of its divisors is an integer number (59552103674).

Almost surely, 2^406566240716 is an apocalyptic number.

It is an amenable number.

406566240716 is a deficient number, since it is larger than the sum of its proper divisors (308059003372).

406566240716 is a wasteful number, since it uses less digits than its factorization.

406566240716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447760408 (or 447760406 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 406566240716 in words is "four hundred six billion, five hundred sixty-six million, two hundred forty thousand, seven hundred sixteen".