44361687448849 has 9 divisors (see below), whose sum is σ = 45214852910353. Its totient is φ = 43524328134352.

The previous prime is 44361687448769. The next prime is 44361687448877. The reversal of 44361687448849 is 94884478616344.

The square root of 44361687448849 is 6660457.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 6201021334225 + 38160666114624 = 2490185^2 + 6177432^2 .

It is not a de Polignac number, because 44361687448849 - 2²⁵ = 44361653894417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44361687448649) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 352941387 + ... + 353067055.

Almost surely, 2^{44361687448849} is an apocalyptic number.

44361687448849 is the 6660457-th square number.

44361687448849 is the 3330229-th centered octagonal number.

It is an amenable number.

44361687448849 is a deficient number, since it is larger than the sum of its proper divisors (853165461504).

44361687448849 is an frugal number, since it uses more digits than its factorization.

44361687448849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251444 (or 125722 counting only the distinct ones).

The product of its digits is 3567255552, while the sum is 76.

The spelling of 44361687448849 in words is "forty-four trillion, three hundred sixty-one billion, six hundred eighty-seven million, four hundred forty-eight thousand, eight hundred forty-nine".