603424126361 has 24 divisors (see below), whose sum is σ = 706597755336. Its totient is φ = 513792115200.

The previous prime is 603424126339. The next prime is 603424126391. The reversal of 603424126361 is 163621424306.

It can be written as a sum of positive squares in 4 ways, for example, as 48644949136 + 554779177225 = 220556^2 + 744835^2 .

It is a de Polignac number, because none of the positive numbers 2^k-603424126361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (603424126321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39234305 + ... + 39249681.

It is an arithmetic number, because the mean of its divisors is an integer number (29441573139).

Almost surely, 2^603424126361 is an apocalyptic number.

It is an amenable number.

603424126361 is a deficient number, since it is larger than the sum of its proper divisors (103173628975).

603424126361 is a wasteful number, since it uses less digits than its factorization.

603424126361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20649 (or 20642 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 603424126361 in words is "six hundred three billion, four hundred twenty-four million, one hundred twenty-six thousand, three hundred sixty-one".