603961448809 has 12 divisors (see below), whose sum is σ = 617264675280. Its totient is φ = 590908845800.

The previous prime is 603961448803. The next prime is 603961448887. The reversal of 603961448809 is 908844169306.

It is a happy number.

603961448809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 603961448809 - 2¹⁹ = 603960924521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (603961448803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203082 + ... + 1117660.

It is an arithmetic number, because the mean of its divisors is an integer number (51438722940).

Almost surely, 2^603961448809 is an apocalyptic number.

It is an amenable number.

603961448809 is a deficient number, since it is larger than the sum of its proper divisors (13303226471).

603961448809 is an equidigital number, since it uses as much as digits as its factorization.

603961448809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914852 (or 914781 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 58.

The spelling of 603961448809 in words is "six hundred three billion, nine hundred sixty-one million, four hundred forty-eight thousand, eight hundred nine".