4455521016019 has 2 divisors, whose sum is σ = 4455521016020. Its totient is φ = 4455521016018.

The previous prime is 4455521015987. The next prime is 4455521016041. The reversal of 4455521016019 is 9106101255544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4455521016019 - 2⁵ = 4455521015987 is a prime.

It is a super-2 number, since 2×4455521016019² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4455521016049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227760508009 + 2227760508010.

It is an arithmetic number, because the mean of its divisors is an integer number (2227760508010).

Almost surely, 2^{4455521016019} is an apocalyptic number.

4455521016019 is a deficient number, since it is larger than the sum of its proper divisors (1).

4455521016019 is an equidigital number, since it uses as much as digits as its factorization.

4455521016019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 4455521016019 in words is "four trillion, four hundred fifty-five billion, five hundred twenty-one million, sixteen thousand, nineteen".