43004032401 has 16 divisors (see below), whose sum is σ = 64708263360. Its totient is φ = 25164323520.

The previous prime is 43004032391. The next prime is 43004032417. The reversal of 43004032401 is 10423040034.

It is not a de Polignac number, because 43004032401 - 2²³ = 42995643793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43004032441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22467190 + ... + 22469103.

It is an arithmetic number, because the mean of its divisors is an integer number (4044266460).

Almost surely, 2^43004032401 is an apocalyptic number.

It is an amenable number.

43004032401 is a deficient number, since it is larger than the sum of its proper divisors (21704230959).

43004032401 is a wasteful number, since it uses less digits than its factorization.

43004032401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44936336.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 43004032401 its reverse (10423040034), we get a palindrome (53427072435).

The spelling of 43004032401 in words is "forty-three billion, four million, thirty-two thousand, four hundred one".