44481827849 has 2 divisors, whose sum is σ = 44481827850. Its totient is φ = 44481827848.

The previous prime is 44481827839. The next prime is 44481827879. The reversal of 44481827849 is 94872818444.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22813987849 + 21667840000 = 151043^2 + 147200^2 .

It is a cyclic number.

It is not a de Polignac number, because 44481827849 - 2⁴ = 44481827833 is a prime.

It is not a weakly prime, because it can be changed into another prime (44481827839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22240913924 + 22240913925.

It is an arithmetic number, because the mean of its divisors is an integer number (22240913925).

Almost surely, 2^44481827849 is an apocalyptic number.

It is an amenable number.

44481827849 is a deficient number, since it is larger than the sum of its proper divisors (1).

44481827849 is an equidigital number, since it uses as much as digits as its factorization.

44481827849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16515072, while the sum is 59.

The spelling of 44481827849 in words is "forty-four billion, four hundred eighty-one million, eight hundred twenty-seven thousand, eight hundred forty-nine".