43321400404 has 48 divisors (see below), whose sum is σ = 80997396480. Its totient is φ = 20224844640.

The previous prime is 43321400371. The next prime is 43321400417. The reversal of 43321400404 is 40400412334.

It is a super-4 number, since 4×43321400404⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12337009 + ... + 12340519.

It is an arithmetic number, because the mean of its divisors is an integer number (1687445760).

Almost surely, 2^43321400404 is an apocalyptic number.

It is an amenable number.

43321400404 is a deficient number, since it is larger than the sum of its proper divisors (37675996076).

43321400404 is a wasteful number, since it uses less digits than its factorization.

43321400404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6700 (or 6698 counting only the distinct ones).

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

Adding to 43321400404 its reverse (40400412334), we get a palindrome (83721812738).

The spelling of 43321400404 in words is "forty-three billion, three hundred twenty-one million, four hundred thousand, four hundred four".