43542422633 has 4 divisors (see below), whose sum is σ = 43711848660. Its totient is φ = 43372996608.

The previous prime is 43542422611. The next prime is 43542422657. The reversal of 43542422633 is 33622424534.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42003272809 + 1539149824 = 204947^2 + 39232^2 .

It is a cyclic number.

It is not a de Polignac number, because 43542422633 - 2¹⁸ = 43542160489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43542422333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84712628 + ... + 84713141.

It is an arithmetic number, because the mean of its divisors is an integer number (10927962165).

Almost surely, 2^43542422633 is an apocalyptic number.

It is an amenable number.

43542422633 is a deficient number, since it is larger than the sum of its proper divisors (169426027).

43542422633 is a wasteful number, since it uses less digits than its factorization.

43542422633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169426026.

The product of its digits is 414720, while the sum is 38.

The spelling of 43542422633 in words is "forty-three billion, five hundred forty-two million, four hundred twenty-two thousand, six hundred thirty-three".