44406503032561 has 2 divisors, whose sum is σ = 44406503032562. Its totient is φ = 44406503032560.

The previous prime is 44406503032523. The next prime is 44406503032583. The reversal of 44406503032561 is 16523030560444.

It is a happy number.

44406503032561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41873439798961 + 2533063233600 = 6470969^2 + 1591560^2 .

It is a cyclic number.

It is not a de Polignac number, because 44406503032561 - 2⁷ = 44406503032433 is a prime.

It is not a weakly prime, because it can be changed into another prime (44406503032061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22203251516280 + 22203251516281.

It is an arithmetic number, because the mean of its divisors is an integer number (22203251516281).

Almost surely, 2^{44406503032561} is an apocalyptic number.

It is an amenable number.

44406503032561 is a deficient number, since it is larger than the sum of its proper divisors (1).

44406503032561 is an equidigital number, since it uses as much as digits as its factorization.

44406503032561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 44406503032561 in words is "forty-four trillion, four hundred six billion, five hundred three million, thirty-two thousand, five hundred sixty-one".