43630324442 has 16 divisors (see below), whose sum is σ = 65621211432. Its totient is φ = 21756625920.

The previous prime is 43630324433. The next prime is 43630324471. The reversal of 43630324442 is 24442303634.

It can be written as a sum of positive squares in 4 ways, for example, as 43571970121 + 58354321 = 208739^2 + 7639^2 .

It is a super-2 number, since 2×43630324442² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2778092 + ... + 2793752.

Almost surely, 2^43630324442 is an apocalyptic number.

43630324442 is a deficient number, since it is larger than the sum of its proper divisors (21990886990).

43630324442 is a wasteful number, since it uses less digits than its factorization.

43630324442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19313.

The product of its (nonzero) digits is 165888, while the sum is 35.

The spelling of 43630324442 in words is "forty-three billion, six hundred thirty million, three hundred twenty-four thousand, four hundred forty-two".