40420911108 has 12 divisors (see below), whose sum is σ = 94315459280. Its totient is φ = 13473637032.

The previous prime is 40420911059. The next prime is 40420911119. The reversal of 40420911108 is 80111902404.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1684204618 + ... + 1684204641.

Almost surely, 2^40420911108 is an apocalyptic number.

It is an amenable number.

40420911108 is an abundant number, since it is smaller than the sum of its proper divisors (53894548172).

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

40420911108 is a wasteful number, since it uses less digits than its factorization.

40420911108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368409266 (or 3368409264 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 40420911108 in words is "forty billion, four hundred twenty million, nine hundred eleven thousand, one hundred eight".