44103654649 has 2 divisors, whose sum is σ = 44103654650. Its totient is φ = 44103654648.

The previous prime is 44103654599. The next prime is 44103654667. The reversal of 44103654649 is 94645630144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41516915049 + 2586739600 = 203757^2 + 50860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44103654649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44103654599 and 44103654608.

It is not a weakly prime, because it can be changed into another prime (44103655649) 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 as a sum of consecutive naturals, namely, 22051827324 + 22051827325.

It is an arithmetic number, because the mean of its divisors is an integer number (22051827325).

Almost surely, 2^44103654649 is an apocalyptic number.

It is an amenable number.

44103654649 is a deficient number, since it is larger than the sum of its proper divisors (1).

44103654649 is an equidigital number, since it uses as much as digits as its factorization.

44103654649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 44103654649 in words is "forty-four billion, one hundred three million, six hundred fifty-four thousand, six hundred forty-nine".