45513617593 has 2 divisors, whose sum is σ = 45513617594. Its totient is φ = 45513617592.

The previous prime is 45513617531. The next prime is 45513617623. The reversal of 45513617593 is 39571631554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45083179584 + 430438009 = 212328^2 + 20747^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45513617593 is a prime.

It is a super-2 number, since 2×45513617593² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45513614593) 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, 22756808796 + 22756808797.

It is an arithmetic number, because the mean of its divisors is an integer number (22756808797).

Almost surely, 2^45513617593 is an apocalyptic number.

It is an amenable number.

45513617593 is a deficient number, since it is larger than the sum of its proper divisors (1).

45513617593 is an equidigital number, since it uses as much as digits as its factorization.

45513617593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1701000, while the sum is 49.

The spelling of 45513617593 in words is "forty-five billion, five hundred thirteen million, six hundred seventeen thousand, five hundred ninety-three".