605552487718872 has 64 divisors (see below), whose sum is σ = 1604281191256800. Its totient is φ = 190137030056960.

The previous prime is 605552487718861. The next prime is 605552487718897. The reversal of 605552487718872 is 278817784255506.

It is a super-2 number, since 2×605552487718872² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 605552487718794 and 605552487718803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10610296803 + ... + 10610353874.

Almost surely, 2^{605552487718872} is an apocalyptic number.

It is an amenable number.

605552487718872 is an abundant number, since it is smaller than the sum of its proper divisors (998728703537928).

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

605552487718872 is a wasteful number, since it uses less digits than its factorization.

605552487718872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21220650756 (or 21220650752 counting only the distinct ones).

The product of its (nonzero) digits is 2107392000, while the sum is 75.

The spelling of 605552487718872 in words is "six hundred five trillion, five hundred fifty-two billion, four hundred eighty-seven million, seven hundred eighteen thousand, eight hundred seventy-two".