43220045633 has 8 divisors (see below), whose sum is σ = 44154367488. Its totient is φ = 42286338304.

The previous prime is 43220045597. The next prime is 43220045647. The reversal of 43220045633 is 33654002234.

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

It is a cyclic number.

It is not a de Polignac number, because 43220045633 - 2²⁰ = 43218997057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43220045633.

It is not an unprimeable number, because it can be changed into a prime (43220045653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10016 + ... + 294177.

It is an arithmetic number, because the mean of its divisors is an integer number (5519295936).

Almost surely, 2^43220045633 is an apocalyptic number.

It is an amenable number.

43220045633 is a deficient number, since it is larger than the sum of its proper divisors (934321855).

43220045633 is a wasteful number, since it uses less digits than its factorization.

43220045633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307263.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 43220045633 its reverse (33654002234), we get a palindrome (76874047867).

The spelling of 43220045633 in words is "forty-three billion, two hundred twenty million, forty-five thousand, six hundred thirty-three".