45555324497 has 2 divisors, whose sum is σ = 45555324498. Its totient is φ = 45555324496.

The previous prime is 45555324487. The next prime is 45555324553. The reversal of 45555324497 is 79442355554.

It is a happy number.

45555324497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45029264401 + 526060096 = 212201^2 + 22936^2 .

It is a cyclic number.

It is not a de Polignac number, because 45555324497 - 2¹⁸ = 45555062353 is a prime.

It is not a weakly prime, because it can be changed into another prime (45555324427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22777662248 + 22777662249.

It is an arithmetic number, because the mean of its divisors is an integer number (22777662249).

Almost surely, 2^45555324497 is an apocalyptic number.

It is an amenable number.

45555324497 is a deficient number, since it is larger than the sum of its proper divisors (1).

45555324497 is an equidigital number, since it uses as much as digits as its factorization.

45555324497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120000, while the sum is 53.

The spelling of 45555324497 in words is "forty-five billion, five hundred fifty-five million, three hundred twenty-four thousand, four hundred ninety-seven".