44536663541 has 2 divisors, whose sum is σ = 44536663542. Its totient is φ = 44536663540.

The previous prime is 44536663429. The next prime is 44536663553. The reversal of 44536663541 is 14536663544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41261390641 + 3275272900 = 203129^2 + 57230^2 .

It is a cyclic number.

It is not a de Polignac number, because 44536663541 - 2¹⁰ = 44536662517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44536663741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22268331770 + 22268331771.

It is an arithmetic number, because the mean of its divisors is an integer number (22268331771).

Almost surely, 2^44536663541 is an apocalyptic number.

It is an amenable number.

44536663541 is a deficient number, since it is larger than the sum of its proper divisors (1).

44536663541 is an equidigital number, since it uses as much as digits as its factorization.

44536663541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 47.

The spelling of 44536663541 in words is "forty-four billion, five hundred thirty-six million, six hundred sixty-three thousand, five hundred forty-one".