43430511412 has 6 divisors (see below), whose sum is σ = 76003394978. Its totient is φ = 21715255704.

The previous prime is 43430511403. The next prime is 43430511457. The reversal of 43430511412 is 21411503434.

It can be written as a sum of positive squares in only one way, i.e., 36567383076 + 6863128336 = 191226^2 + 82844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5428813923 + ... + 5428813930.

Almost surely, 2^43430511412 is an apocalyptic number.

It is an amenable number.

43430511412 is a deficient number, since it is larger than the sum of its proper divisors (32572883566).

43430511412 is a wasteful number, since it uses less digits than its factorization.

43430511412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10857627857 (or 10857627855 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 43430511412 in words is "forty-three billion, four hundred thirty million, five hundred eleven thousand, four hundred twelve".