52244441661 has 8 divisors (see below), whose sum is σ = 70086613600. Its totient is φ = 34615948752.

The previous prime is 52244441657. The next prime is 52244441723. The reversal of 52244441661 is 16614444225.

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

It is not a de Polignac number, because 52244441661 - 2² = 52244441657 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 (52244441861) 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, 53419186 + ... + 53420163.

It is an arithmetic number, because the mean of its divisors is an integer number (8760826700).

Almost surely, 2^52244441661 is an apocalyptic number.

It is an amenable number.

52244441661 is a deficient number, since it is larger than the sum of its proper divisors (17842171939).

52244441661 is a wasteful number, since it uses less digits than its factorization.

52244441661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106839515.

The product of its digits is 184320, while the sum is 39.

Adding to 52244441661 its reverse (16614444225), we get a palindrome (68858885886).

The spelling of 52244441661 in words is "fifty-two billion, two hundred forty-four million, four hundred forty-one thousand, six hundred sixty-one".