40418914220 has 12 divisors (see below), whose sum is σ = 84879719904. Its totient is φ = 16167565680.

The previous prime is 40418914201. The next prime is 40418914223. The reversal of 40418914220 is 2241981404.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40418914223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010472836 + ... + 1010472875.

It is an arithmetic number, because the mean of its divisors is an integer number (7073309992).

Almost surely, 2^40418914220 is an apocalyptic number.

It is an amenable number.

40418914220 is an abundant number, since it is smaller than the sum of its proper divisors (44460805684).

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

40418914220 is a wasteful number, since it uses less digits than its factorization.

40418914220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020945720 (or 2020945718 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 40418914220 in words is "forty billion, four hundred eighteen million, nine hundred fourteen thousand, two hundred twenty".