43224745399 has 8 divisors (see below), whose sum is σ = 47181373200. Its totient is φ = 39272635200.

The previous prime is 43224745339. The next prime is 43224745409. The reversal of 43224745399 is 99354742234.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43224745399 - 2⁷ = 43224745271 is a prime.

It is a super-2 number, since 2×43224745399² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43224745339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1109374 + ... + 1147675.

It is an arithmetic number, because the mean of its divisors is an integer number (5897671650).

Almost surely, 2^43224745399 is an apocalyptic number.

43224745399 is a deficient number, since it is larger than the sum of its proper divisors (3956627801).

43224745399 is a wasteful number, since it uses less digits than its factorization.

43224745399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258801.

The product of its digits is 6531840, while the sum is 52.

The spelling of 43224745399 in words is "forty-three billion, two hundred twenty-four million, seven hundred forty-five thousand, three hundred ninety-nine".