43505231342 has 16 divisors (see below), whose sum is σ = 68696760960. Its totient is φ = 20606454072.

The previous prime is 43505231309. The next prime is 43505231351. The reversal of 43505231342 is 24313250534.

It is a junction number, because it is equal to n+sod(n) for n = 43505231299 and 43505231308.

It is a congruent number.

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, 896063 + ... + 943365.

It is an arithmetic number, because the mean of its divisors is an integer number (4293547560).

Almost surely, 2^43505231342 is an apocalyptic number.

43505231342 is a deficient number, since it is larger than the sum of its proper divisors (25191529618).

43505231342 is a wasteful number, since it uses less digits than its factorization.

43505231342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71527.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 43505231342 its reverse (24313250534), we get a palindrome (67818481876).

The spelling of 43505231342 in words is "forty-three billion, five hundred five million, two hundred thirty-one thousand, three hundred forty-two".