675517817660 has 48 divisors (see below), whose sum is σ = 1644077191680. Its totient is φ = 228344047680.

The previous prime is 675517817617. The next prime is 675517817693. The reversal of 675517817660 is 66718715576.

It is a super-2 number, since 2×675517817660² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 675517817660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33969830 + ... + 33989709.

It is an arithmetic number, because the mean of its divisors is an integer number (34251608160).

Almost surely, 2^675517817660 is an apocalyptic number.

It is an amenable number.

675517817660 is an abundant number, since it is smaller than the sum of its proper divisors (968559374020).

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

675517817660 is a wasteful number, since it uses less digits than its factorization.

675517817660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67959626 (or 67959624 counting only the distinct ones).

The product of its (nonzero) digits is 14817600, while the sum is 59.

The spelling of 675517817660 in words is "six hundred seventy-five billion, five hundred seventeen million, eight hundred seventeen thousand, six hundred sixty".