4455845590817 has 2 divisors, whose sum is σ = 4455845590818. Its totient is φ = 4455845590816.

The previous prime is 4455845590787. The next prime is 4455845590841. The reversal of 4455845590817 is 7180955485544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4410877843681 + 44967747136 = 2100209^2 + 212056^2 .

It is a cyclic number.

It is not a de Polignac number, because 4455845590817 - 2¹⁶ = 4455845525281 is a prime.

It is not a weakly prime, because it can be changed into another prime (4455845590117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227922795408 + 2227922795409.

It is an arithmetic number, because the mean of its divisors is an integer number (2227922795409).

Almost surely, 2^{4455845590817} is an apocalyptic number.

It is an amenable number.

4455845590817 is a deficient number, since it is larger than the sum of its proper divisors (1).

4455845590817 is an equidigital number, since it uses as much as digits as its factorization.

4455845590817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280000, while the sum is 65.

The spelling of 4455845590817 in words is "four trillion, four hundred fifty-five billion, eight hundred forty-five million, five hundred ninety thousand, eight hundred seventeen".