43552045553 has 8 divisors (see below), whose sum is σ = 43947199296. Its totient is φ = 43157842000.

The previous prime is 43552045547. The next prime is 43552045631. The reversal of 43552045553 is 35554025534.

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 43552045553 - 2³² = 39257078257 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 43552045553.

It is not an unprimeable number, because it can be changed into a prime (43552045253) 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, 145301 + ... + 328962.

It is an arithmetic number, because the mean of its divisors is an integer number (5493399912).

Almost surely, 2^43552045553 is an apocalyptic number.

It is an amenable number.

43552045553 is a deficient number, since it is larger than the sum of its proper divisors (395153743).

43552045553 is a wasteful number, since it uses less digits than its factorization.

43552045553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475095.

The product of its (nonzero) digits is 900000, while the sum is 41.

The spelling of 43552045553 in words is "forty-three billion, five hundred fifty-two million, forty-five thousand, five hundred fifty-three".