45691065169 has 2 divisors, whose sum is σ = 45691065170. Its totient is φ = 45691065168.

The previous prime is 45691065151. The next prime is 45691065191. The reversal of 45691065169 is 96156019654.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45651877569 + 39187600 = 213663^2 + 6260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45691065169 is a prime.

It is a super-2 number, since 2×45691065169² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45691065149) 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, 22845532584 + 22845532585.

It is an arithmetic number, because the mean of its divisors is an integer number (22845532585).

Almost surely, 2^45691065169 is an apocalyptic number.

It is an amenable number.

45691065169 is a deficient number, since it is larger than the sum of its proper divisors (1).

45691065169 is an equidigital number, since it uses as much as digits as its factorization.

45691065169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1749600, while the sum is 52.

The spelling of 45691065169 in words is "forty-five billion, six hundred ninety-one million, sixty-five thousand, one hundred sixty-nine".