43554222148 has 12 divisors (see below), whose sum is σ = 78678595072. Its totient is φ = 21074623560.

The previous prime is 43554222133. The next prime is 43554222149. The reversal of 43554222148 is 84122245534.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 43554222148.

It is not an unprimeable number, because it can be changed into a prime (43554222149) 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, 175621740 + ... + 175621987.

Almost surely, 2^43554222148 is an apocalyptic number.

It is an amenable number.

43554222148 is a deficient number, since it is larger than the sum of its proper divisors (35124372924).

43554222148 is a wasteful number, since it uses less digits than its factorization.

43554222148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351243762 (or 351243760 counting only the distinct ones).

The product of its digits is 307200, while the sum is 40.

The spelling of 43554222148 in words is "forty-three billion, five hundred fifty-four million, two hundred twenty-two thousand, one hundred forty-eight".