44232566544557 has 2 divisors, whose sum is σ = 44232566544558. Its totient is φ = 44232566544556.

The previous prime is 44232566544391. The next prime is 44232566544583. The reversal of 44232566544557 is 75544566523244.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42859987936516 + 1372578608041 = 6546754^2 + 1171571^2 .

It is a cyclic number.

It is not a de Polignac number, because 44232566544557 - 2²² = 44232562350253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44232566544557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44232566549557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22116283272278 + 22116283272279.

It is an arithmetic number, because the mean of its divisors is an integer number (22116283272279).

Almost surely, 2^{44232566544557} is an apocalyptic number.

It is an amenable number.

44232566544557 is a deficient number, since it is larger than the sum of its proper divisors (1).

44232566544557 is an equidigital number, since it uses as much as digits as its factorization.

44232566544557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840000, while the sum is 62.

The spelling of 44232566544557 in words is "forty-four trillion, two hundred thirty-two billion, five hundred sixty-six million, five hundred forty-four thousand, five hundred fifty-seven".