44261669321 has 16 divisors (see below), whose sum is σ = 46649722944. Its totient is φ = 41942142144.

The previous prime is 44261669239. The next prime is 44261669329. The reversal of 44261669321 is 12396616244.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44261669321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44261669329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511991 + ... + 592163.

It is an arithmetic number, because the mean of its divisors is an integer number (2915607684).

Almost surely, 2^44261669321 is an apocalyptic number.

It is an amenable number.

44261669321 is a deficient number, since it is larger than the sum of its proper divisors (2388053623).

44261669321 is a wasteful number, since it uses less digits than its factorization.

44261669321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80600.

The product of its digits is 373248, while the sum is 44.

The spelling of 44261669321 in words is "forty-four billion, two hundred sixty-one million, six hundred sixty-nine thousand, three hundred twenty-one".