43949229539268 has 24 divisors (see below), whose sum is σ = 107945476061920. Its totient is φ = 13878704064960.

The previous prime is 43949229539261. The next prime is 43949229539291. The reversal of 43949229539268 is 86293592294934.

It is a self number, because there is not a number n which added to its sum of digits gives 43949229539268.

It is not an unprimeable number, because it can be changed into a prime (43949229539261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96379889113 + ... + 96379889568.

Almost surely, 2^{43949229539268} is an apocalyptic number.

It is an amenable number.

43949229539268 is an abundant number, since it is smaller than the sum of its proper divisors (63996246522652).

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

43949229539268 is a wasteful number, since it uses less digits than its factorization.

43949229539268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192759778707 (or 192759778705 counting only the distinct ones).

The product of its digits is 1813985280, while the sum is 75.

The spelling of 43949229539268 in words is "forty-three trillion, nine hundred forty-nine billion, two hundred twenty-nine million, five hundred thirty-nine thousand, two hundred sixty-eight".