406221467267 has 16 divisors (see below), whose sum is σ = 506492489472. Its totient is φ = 316514610720.

The previous prime is 406221467243. The next prime is 406221467273. The reversal of 406221467267 is 762764122604.

It is not a de Polignac number, because 406221467267 - 2⁶ = 406221467203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406221467767) 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, 1006313 + ... + 1350965.

It is an arithmetic number, because the mean of its divisors is an integer number (31655780592).

Almost surely, 2^406221467267 is an apocalyptic number.

406221467267 is a deficient number, since it is larger than the sum of its proper divisors (100271022205).

406221467267 is a wasteful number, since it uses less digits than its factorization.

406221467267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359978.

The product of its (nonzero) digits is 1354752, while the sum is 47.

The spelling of 406221467267 in words is "four hundred six billion, two hundred twenty-one million, four hundred sixty-seven thousand, two hundred sixty-seven".