606631635240 has 32 divisors (see below), whose sum is σ = 1819894906080. Its totient is φ = 161768436032.

The previous prime is 606631635227. The next prime is 606631635241. The reversal of 606631635240 is 42536136606.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 606631635192 and 606631635201.

It is not an unprimeable number, because it can be changed into a prime (606631635241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2527631694 + ... + 2527631933.

It is an arithmetic number, because the mean of its divisors is an integer number (56871715815).

Almost surely, 2^606631635240 is an apocalyptic number.

606631635240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

606631635240 is an abundant number, since it is smaller than the sum of its proper divisors (1213263270840).

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

606631635240 is a wasteful number, since it uses less digits than its factorization.

606631635240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5055263641 (or 5055263637 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 606631635240 in words is "six hundred six billion, six hundred thirty-one million, six hundred thirty-five thousand, two hundred forty".