45936358649 has 2 divisors, whose sum is σ = 45936358650. Its totient is φ = 45936358648.

The previous prime is 45936358621. The next prime is 45936358667. The reversal of 45936358649 is 94685363954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38861025424 + 7075333225 = 197132^2 + 84115^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45936358649 is a prime.

It is a super-2 number, since 2×45936358649² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45936358591 and 45936358600.

It is not a weakly prime, because it can be changed into another prime (45936358049) 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, 22968179324 + 22968179325.

It is an arithmetic number, because the mean of its divisors is an integer number (22968179325).

Almost surely, 2^45936358649 is an apocalyptic number.

It is an amenable number.

45936358649 is a deficient number, since it is larger than the sum of its proper divisors (1).

45936358649 is an equidigital number, since it uses as much as digits as its factorization.

45936358649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83980800, while the sum is 62.

The spelling of 45936358649 in words is "forty-five billion, nine hundred thirty-six million, three hundred fifty-eight thousand, six hundred forty-nine".