9043144656 has 80 divisors (see below), whose sum is σ = 28752576384. Its totient is φ = 2385004032.

The previous prime is 9043144613. The next prime is 9043144673. The reversal of 9043144656 is 6564413409.

It is a happy number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

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

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, 1030791 + ... + 1039526.

Almost surely, 2^9043144656 is an apocalyptic number.

It is an amenable number.

9043144656 is an abundant number, since it is smaller than the sum of its proper divisors (19709431728).

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

9043144656 is a wasteful number, since it uses less digits than its factorization.

9043144656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070348 (or 2070342 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 9043144656 is about 95095.4502381686. The cubic root of 9043144656 is about 2083.4023961802.

The spelling of 9043144656 in words is "nine billion, forty-three million, one hundred forty-four thousand, six hundred fifty-six".