604662020440 has 64 divisors (see below), whose sum is σ = 1374523668000. Its totient is φ = 239374199808.

The previous prime is 604662020423. The next prime is 604662020447. The reversal of 604662020440 is 44020266406.

It is a junction number, because it is equal to n+sod(n) for n = 604662020396 and 604662020405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604662020447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4422382 + ... + 4557058.

Almost surely, 2^604662020440 is an apocalyptic number.

It is an amenable number.

604662020440 is an abundant number, since it is smaller than the sum of its proper divisors (769861647560).

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

604662020440 is a wasteful number, since it uses less digits than its factorization.

604662020440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135844 (or 135840 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 604662020440 its reverse (44020266406), we get a palindrome (648682286846).

The spelling of 604662020440 in words is "six hundred four billion, six hundred sixty-two million, twenty thousand, four hundred forty".