44556212665 has 8 divisors (see below), whose sum is σ = 53470361160. Its totient is φ = 35643032832.

The previous prime is 44556212663. The next prime is 44556212689. The reversal of 44556212665 is 56621265544.

It can be written as a sum of positive squares in 4 ways, for example, as 1303859881 + 43252352784 = 36109^2 + 207972^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 44556212665 - 2¹ = 44556212663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44556212663) 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, 136800 + ... + 328369.

It is an arithmetic number, because the mean of its divisors is an integer number (6683795145).

Almost surely, 2^44556212665 is an apocalyptic number.

It is an amenable number.

44556212665 is a deficient number, since it is larger than the sum of its proper divisors (8914148495).

44556212665 is a wasteful number, since it uses less digits than its factorization.

44556212665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484331.

The product of its digits is 1728000, while the sum is 46.

The spelling of 44556212665 in words is "forty-four billion, five hundred fifty-six million, two hundred twelve thousand, six hundred sixty-five".