43430066445 has 16 divisors (see below), whose sum is σ = 69493874112. Its totient is φ = 23160779520.

The previous prime is 43430066437. The next prime is 43430066453. The reversal of 43430066445 is 54466003434.

It is an interprime number because it is at equal distance from previous prime (43430066437) and next prime (43430066453).

It is not a de Polignac number, because 43430066445 - 2³ = 43430066437 is a prime.

It is a super-2 number, since 2×43430066445² (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 15 ways as a sum of consecutive naturals, for example, 77014 + ... + 304616.

It is an arithmetic number, because the mean of its divisors is an integer number (4343367132).

Almost surely, 2^43430066445 is an apocalyptic number.

It is an amenable number.

43430066445 is a deficient number, since it is larger than the sum of its proper divisors (26063807667).

43430066445 is a wasteful number, since it uses less digits than its factorization.

43430066445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240332.

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 43430066445 its reverse (54466003434), we get a palindrome (97896069879).

The spelling of 43430066445 in words is "forty-three billion, four hundred thirty million, sixty-six thousand, four hundred forty-five".