43404334012 has 24 divisors (see below), whose sum is σ = 81806382000. Its totient is φ = 20031323136.

The previous prime is 43404334009. The next prime is 43404334067. The reversal of 43404334012 is 21043340434.

43404334012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43404334012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102239 + ... + 1140937.

It is an arithmetic number, because the mean of its divisors is an integer number (3408599250).

Almost surely, 2^43404334012 is an apocalyptic number.

It is an amenable number.

43404334012 is a deficient number, since it is larger than the sum of its proper divisors (38402047988).

43404334012 is a wasteful number, since it uses less digits than its factorization.

43404334012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60285 (or 60283 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 43404334012 its reverse (21043340434), we get a palindrome (64447674446).

The spelling of 43404334012 in words is "forty-three billion, four hundred four million, three hundred thirty-four thousand, twelve".