406563641267 has 16 divisors (see below), whose sum is σ = 468984035520. Its totient is φ = 345229267968.

The previous prime is 406563641221. The next prime is 406563641273. The reversal of 406563641267 is 762146365604.

It is a cyclic number.

It is not a de Polignac number, because 406563641267 - 2¹⁰ = 406563640243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406563641567) 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, 4977743 + ... + 5058759.

It is an arithmetic number, because the mean of its divisors is an integer number (29311502220).

Almost surely, 2^406563641267 is an apocalyptic number.

406563641267 is a deficient number, since it is larger than the sum of its proper divisors (62420394253).

406563641267 is a wasteful number, since it uses less digits than its factorization.

406563641267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87710.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 406563641267 in words is "four hundred six billion, five hundred sixty-three million, six hundred forty-one thousand, two hundred sixty-seven".