45471896489 has 2 divisors, whose sum is σ = 45471896490. Its totient is φ = 45471896488.

The previous prime is 45471896447. The next prime is 45471896521. The reversal of 45471896489 is 98469817454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32613470464 + 12858426025 = 180592^2 + 113395^2 .

It is a cyclic number.

It is not a de Polignac number, because 45471896489 - 2¹⁶ = 45471830953 is a prime.

It is not a weakly prime, because it can be changed into another prime (45471896189) 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, 22735948244 + 22735948245.

It is an arithmetic number, because the mean of its divisors is an integer number (22735948245).

Almost surely, 2^45471896489 is an apocalyptic number.

It is an amenable number.

45471896489 is a deficient number, since it is larger than the sum of its proper divisors (1).

45471896489 is an equidigital number, since it uses as much as digits as its factorization.

45471896489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69672960, while the sum is 65.

The spelling of 45471896489 in words is "forty-five billion, four hundred seventy-one million, eight hundred ninety-six thousand, four hundred eighty-nine".