1485644020433 has 2 divisors, whose sum is σ = 1485644020434. Its totient is φ = 1485644020432.

The previous prime is 1485644020381. The next prime is 1485644020439. The reversal of 1485644020433 is 3340204465841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1444844868289 + 40799152144 = 1202017^2 + 201988^2 .

It is an emirp because it is prime and its reverse (3340204465841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1485644020433 - 2¹⁸ = 1485643758289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1485644020439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742822010216 + 742822010217.

It is an arithmetic number, because the mean of its divisors is an integer number (742822010217).

Almost surely, 2^{1485644020433} is an apocalyptic number.

It is an amenable number.

1485644020433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485644020433 is an equidigital number, since it uses as much as digits as its factorization.

1485644020433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 1485644020433 in words is "one trillion, four hundred eighty-five billion, six hundred forty-four million, twenty thousand, four hundred thirty-three".