40218146158 has 16 divisors (see below), whose sum is σ = 60607839600. Its totient is φ = 20015640000.

The previous prime is 40218146149. The next prime is 40218146179. The reversal of 40218146158 is 85164181204.

40218146158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40218146158.

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, 751738 + ... + 803458.

It is an arithmetic number, because the mean of its divisors is an integer number (3787989975).

Almost surely, 2^40218146158 is an apocalyptic number.

40218146158 is a deficient number, since it is larger than the sum of its proper divisors (20389693442).

40218146158 is a wasteful number, since it uses less digits than its factorization.

40218146158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53523.

The product of its (nonzero) digits is 61440, while the sum is 40.

The spelling of 40218146158 in words is "forty billion, two hundred eighteen million, one hundred forty-six thousand, one hundred fifty-eight".