671417882552 has 16 divisors (see below), whose sum is σ = 1265499676800. Its totient is φ = 333951302080.

The previous prime is 671417882539. The next prime is 671417882623. The reversal of 671417882552 is 255288714176.

It is a happy number.

It is a super-2 number, since 2×671417882552² (a number of 24 digits) contains 22 as substring.

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, 219703277 + ... + 219706332.

It is an arithmetic number, because the mean of its divisors is an integer number (79093729800).

Almost surely, 2^671417882552 is an apocalyptic number.

It is an amenable number.

671417882552 is a deficient number, since it is larger than the sum of its proper divisors (594081794248).

671417882552 is a wasteful number, since it uses less digits than its factorization.

671417882552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439409806 (or 439409802 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 56.

The spelling of 671417882552 in words is "six hundred seventy-one billion, four hundred seventeen million, eight hundred eighty-two thousand, five hundred fifty-two".