406849884906 has 16 divisors (see below), whose sum is σ = 813879965664. Its totient is φ = 135586595664.

The previous prime is 406849884887. The next prime is 406849884923. The reversal of 406849884906 is 609488948604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7478800 + ... + 7533003.

It is an arithmetic number, because the mean of its divisors is an integer number (50867497854).

Almost surely, 2^406849884906 is an apocalyptic number.

406849884906 is an abundant number, since it is smaller than the sum of its proper divisors (407030080758).

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

406849884906 is a wasteful number, since it uses less digits than its factorization.

406849884906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15016325.

The product of its (nonzero) digits is 95551488, while the sum is 66.

The spelling of 406849884906 in words is "four hundred six billion, eight hundred forty-nine million, eight hundred eighty-four thousand, nine hundred six".