44366023661 has 4 divisors (see below), whose sum is σ = 44805291324. Its totient is φ = 43926756000.

The previous prime is 44366023631. The next prime is 44366023703. The reversal of 44366023661 is 16632066344.

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 39877693636 + 4488330025 = 199694^2 + 66995^2 .

It is a cyclic number.

It is not a de Polignac number, because 44366023661 - 2¹⁴ = 44366007277 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 (44366023621) 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, 219633680 + ... + 219633881.

It is an arithmetic number, because the mean of its divisors is an integer number (11201322831).

Almost surely, 2^44366023661 is an apocalyptic number.

It is an amenable number.

44366023661 is a deficient number, since it is larger than the sum of its proper divisors (439267663).

44366023661 is a wasteful number, since it uses less digits than its factorization.

44366023661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439267662.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 44366023661 in words is "forty-four billion, three hundred sixty-six million, twenty-three thousand, six hundred sixty-one".