404240032301020 has 12 divisors (see below), whose sum is σ = 848904067832184. Its totient is φ = 161696012920400.

The previous prime is 404240032300963. The next prime is 404240032301033. The reversal of 404240032301020 is 20103230042404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10106000807506 + ... + 10106000807545.

It is an arithmetic number, because the mean of its divisors is an integer number (70742005652682).

Almost surely, 2^{404240032301020} is an apocalyptic number.

It is an amenable number.

404240032301020 is an abundant number, since it is smaller than the sum of its proper divisors (444664035531164).

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

404240032301020 is a wasteful number, since it uses less digits than its factorization.

404240032301020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20212001615060 (or 20212001615058 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 404240032301020 its reverse (20103230042404), we get a palindrome (424343262343424).

The spelling of 404240032301020 in words is "four hundred four trillion, two hundred forty billion, thirty-two million, three hundred one thousand, twenty".