602136000640 has 32 divisors (see below), whose sum is σ = 1439481378060. Its totient is φ = 240854400000.

The previous prime is 602136000601. The next prime is 602136000647. The reversal of 602136000640 is 46000631206.

It can be written as a sum of positive squares in 2 ways, for example, as 570049160256 + 32086840384 = 755016^2 + 179128^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 602136000599 and 602136000608.

It is not an unprimeable number, because it can be changed into a prime (602136000647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470418111 + ... + 470419390.

Almost surely, 2^602136000640 is an apocalyptic number.

It is an amenable number.

602136000640 is an abundant number, since it is smaller than the sum of its proper divisors (837345377420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

602136000640 is an equidigital number, since it uses as much as digits as its factorization.

602136000640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940837520 (or 940837508 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 602136000640 its reverse (46000631206), we get a palindrome (648136631846).

The spelling of 602136000640 in words is "six hundred two billion, one hundred thirty-six million, six hundred forty", and thus it is an aban number.