44426246331261 has 8 divisors (see below), whose sum is σ = 62352626429920. Its totient is φ = 28058681893392.

The previous prime is 44426246331157. The next prime is 44426246331289. The reversal of 44426246331261 is 16213364262444.

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

It is a de Polignac number, because none of the positive numbers 2^k-44426246331261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44426246331261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44426246331361) 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, 389703915130 + ... + 389703915243.

It is an arithmetic number, because the mean of its divisors is an integer number (7794078303740).

Almost surely, 2^{44426246331261} is an apocalyptic number.

It is an amenable number.

44426246331261 is a deficient number, since it is larger than the sum of its proper divisors (17926380098659).

44426246331261 is a wasteful number, since it uses less digits than its factorization.

44426246331261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779407830395.

The product of its digits is 3981312, while the sum is 48.

The spelling of 44426246331261 in words is "forty-four trillion, four hundred twenty-six billion, two hundred forty-six million, three hundred thirty-one thousand, two hundred sixty-one".