40118118 has 16 divisors (see below), whose sum is σ = 83725056. Its totient is φ = 12791240.

The previous prime is 40118081. The next prime is 40118159. The reversal of 40118118 is 81181104.

It is a congruent number.

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, 145218 + ... + 145493.

It is an arithmetic number, because the mean of its divisors is an integer number (5232816).

Almost surely, 2^40118118 is an apocalyptic number.

40118118 is an abundant number, since it is smaller than the sum of its proper divisors (43606938).

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

40118118 is a wasteful number, since it uses less digits than its factorization.

40118118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290739.

The product of its (nonzero) digits is 256, while the sum is 24.

The square root of 40118118 is about 6333.8864846159. The cubic root of 40118118 is about 342.3314900906.

The spelling of 40118118 in words is "forty million, one hundred eighteen thousand, one hundred eighteen".