44231646313 has 4 divisors (see below), whose sum is σ = 44236939860. Its totient is φ = 44226352768.

The previous prime is 44231646293. The next prime is 44231646317. The reversal of 44231646313 is 31364613244.

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 35557890624 + 8673755689 = 188568^2 + 93133^2 .

It is a cyclic number.

It is not a de Polignac number, because 44231646313 - 2²⁹ = 43694775401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44231646317) 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 3 ways as a sum of consecutive naturals, for example, 2634220 + ... + 2650957.

It is an arithmetic number, because the mean of its divisors is an integer number (11059234965).

Almost surely, 2^44231646313 is an apocalyptic number.

It is an amenable number.

44231646313 is a deficient number, since it is larger than the sum of its proper divisors (5293547).

44231646313 is an equidigital number, since it uses as much as digits as its factorization.

44231646313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5293546.

The product of its digits is 124416, while the sum is 37.

The spelling of 44231646313 in words is "forty-four billion, two hundred thirty-one million, six hundred forty-six thousand, three hundred thirteen".