43618026228 has 48 divisors (see below), whose sum is σ = 116326479360. Its totient is φ = 12461035104.

The previous prime is 43618026163. The next prime is 43618026253. The reversal of 43618026228 is 82262081634.

43618026228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 43618026228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094175 + ... + 1133337.

It is an arithmetic number, because the mean of its divisors is an integer number (2423468320).

Almost surely, 2^43618026228 is an apocalyptic number.

It is an amenable number.

43618026228 is an abundant number, since it is smaller than the sum of its proper divisors (72708453132).

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

43618026228 is a wasteful number, since it uses less digits than its factorization.

43618026228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52436 (or 52434 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 43618026228 in words is "forty-three billion, six hundred eighteen million, twenty-six thousand, two hundred twenty-eight".