675408868 has 6 divisors (see below), whose sum is σ = 1181965526. Its totient is φ = 337704432.

The previous prime is 675408821. The next prime is 675408887. The reversal of 675408868 is 868804576.

It can be written as a sum of positive squares in only one way, i.e., 376049664 + 299359204 = 19392^2 + 17302^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84426105 + ... + 84426112.

Almost surely, 2^675408868 is an apocalyptic number.

It is an amenable number.

675408868 is a deficient number, since it is larger than the sum of its proper divisors (506556658).

675408868 is a wasteful number, since it uses less digits than its factorization.

675408868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168852221 (or 168852219 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 52.

The square root of 675408868 is about 25988.6295906498. The cubic root of 675408868 is about 877.3824023490.

The spelling of 675408868 in words is "six hundred seventy-five million, four hundred eight thousand, eight hundred sixty-eight".