43506430142 has 16 divisors (see below), whose sum is σ = 74612308992. Its totient is φ = 18638148600.

The previous prime is 43506430133. The next prime is 43506430153. The reversal of 43506430142 is 24103460534.

43506430142 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 2×43506430142² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43506430099 and 43506430108.

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, 585734 + ... + 655817.

It is an arithmetic number, because the mean of its divisors is an integer number (4663269312).

Almost surely, 2^43506430142 is an apocalyptic number.

43506430142 is a deficient number, since it is larger than the sum of its proper divisors (31105878850).

43506430142 is a wasteful number, since it uses less digits than its factorization.

43506430142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244063.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 43506430142 its reverse (24103460534), we get a palindrome (67609890676).

The spelling of 43506430142 in words is "forty-three billion, five hundred six million, four hundred thirty thousand, one hundred forty-two".