43556350042 has 8 divisors (see below), whose sum is σ = 65419048116. Its totient is φ = 21750000672.

The previous prime is 43556350031. The next prime is 43556350043. The reversal of 43556350042 is 24005365534.

It can be written as a sum of positive squares in 2 ways, for example, as 43522721641 + 33628401 = 208621^2 + 5799^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 43556349983 and 43556350010.

It is not an unprimeable number, because it can be changed into a prime (43556350043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14085243 + ... + 14088334.

Almost surely, 2^43556350042 is an apocalyptic number.

43556350042 is a deficient number, since it is larger than the sum of its proper divisors (21862698074).

43556350042 is a wasteful number, since it uses less digits than its factorization.

43556350042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28174352.

The product of its (nonzero) digits is 216000, while the sum is 37.

It can be divided in two parts, 435563 and 50042, that added together give a triangular number (485605 = T₉₈₅).

The spelling of 43556350042 in words is "forty-three billion, five hundred fifty-six million, three hundred fifty thousand, forty-two".