445065543154553 has 2 divisors, whose sum is σ = 445065543154554. Its totient is φ = 445065543154552.

The previous prime is 445065543154523. The next prime is 445065543154559. The reversal of 445065543154553 is 355451345560544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299081467536784 + 145984075617769 = 17293972^2 + 12082387^2 .

It is a cyclic number.

It is not a de Polignac number, because 445065543154553 - 2⁶ = 445065543154489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445065543154492 and 445065543154501.

It is not a weakly prime, because it can be changed into another prime (445065543154559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222532771577276 + 222532771577277.

It is an arithmetic number, because the mean of its divisors is an integer number (222532771577277).

Almost surely, 2^{445065543154553} is an apocalyptic number.

It is an amenable number.

445065543154553 is a deficient number, since it is larger than the sum of its proper divisors (1).

445065543154553 is an equidigital number, since it uses as much as digits as its factorization.

445065543154553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000000, while the sum is 59.

The spelling of 445065543154553 in words is "four hundred forty-five trillion, sixty-five billion, five hundred forty-three million, one hundred fifty-four thousand, five hundred fifty-three".