5443500661 has 8 divisors (see below), whose sum is σ = 5561377920. Its totient is φ = 5325709248.

The previous prime is 5443500659. The next prime is 5443500683. The reversal of 5443500661 is 1660053445.

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 5443500661 - 2¹ = 5443500659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5443500641) by changing a digit.

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, 116170 + ... + 156148.

It is an arithmetic number, because the mean of its divisors is an integer number (695172240).

Almost surely, 2^5443500661 is an apocalyptic number.

It is an amenable number.

5443500661 is a deficient number, since it is larger than the sum of its proper divisors (117877259).

5443500661 is a wasteful number, since it uses less digits than its factorization.

5443500661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42923.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 5443500661 is about 73780.0830915770. The cubic root of 5443500661 is about 1759.1090382205.

The spelling of 5443500661 in words is "five billion, four hundred forty-three million, five hundred thousand, six hundred sixty-one".