406362243165 has 16 divisors (see below), whose sum is σ = 650192961600. Its totient is φ = 216722072192.

The previous prime is 406362243163. The next prime is 406362243181. The reversal of 406362243165 is 561342263604.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 406362243165 - 2¹ = 406362243163 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406362243163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555601 + ... + 1058969.

It is an arithmetic number, because the mean of its divisors is an integer number (40637060100).

Almost surely, 2^406362243165 is an apocalyptic number.

It is an amenable number.

406362243165 is a deficient number, since it is larger than the sum of its proper divisors (243830718435).

406362243165 is a wasteful number, since it uses less digits than its factorization.

406362243165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557196.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 406362243165 in words is "four hundred six billion, three hundred sixty-two million, two hundred forty-three thousand, one hundred sixty-five".