43223402401 has 8 divisors (see below), whose sum is σ = 43520135400. Its totient is φ = 42926758272.

The previous prime is 43223402399. The next prime is 43223402413. The reversal of 43223402401 is 10420432234.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6684697600 + 36538704801 = 81760^2 + 191151^2 .

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 43223402401 - 2¹ = 43223402399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43223402471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172811 + ... + 1209103.

It is an arithmetic number, because the mean of its divisors is an integer number (5440016925).

Almost surely, 2^43223402401 is an apocalyptic number.

It is an amenable number.

43223402401 is a deficient number, since it is larger than the sum of its proper divisors (296732999).

43223402401 is a wasteful number, since it uses less digits than its factorization.

43223402401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44435.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 43223402401 its reverse (10420432234), we get a palindrome (53643834635).

The spelling of 43223402401 in words is "forty-three billion, two hundred twenty-three million, four hundred two thousand, four hundred one".