44510117557 has 2 divisors, whose sum is σ = 44510117558. Its totient is φ = 44510117556.

The previous prime is 44510117537. The next prime is 44510117563. The reversal of 44510117557 is 75571101544.

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., 31057365361 + 13452752196 = 176231^2 + 115986^2 .

It is a cyclic number.

It is not a de Polignac number, because 44510117557 - 2¹¹ = 44510115509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44510117507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22255058778 + 22255058779.

It is an arithmetic number, because the mean of its divisors is an integer number (22255058779).

Almost surely, 2^44510117557 is an apocalyptic number.

It is an amenable number.

44510117557 is a deficient number, since it is larger than the sum of its proper divisors (1).

44510117557 is an equidigital number, since it uses as much as digits as its factorization.

44510117557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98000, while the sum is 40.

The spelling of 44510117557 in words is "forty-four billion, five hundred ten million, one hundred seventeen thousand, five hundred fifty-seven".