5242178668 has 48 divisors (see below), whose sum is σ = 9436331520. Its totient is φ = 2547470016.

The previous prime is 5242178629. The next prime is 5242178681. The reversal of 5242178668 is 8668712425.

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, 6660571 + ... + 6661357.

It is an arithmetic number, because the mean of its divisors is an integer number (196590240).

Almost surely, 2^5242178668 is an apocalyptic number.

It is an amenable number.

5242178668 is a deficient number, since it is larger than the sum of its proper divisors (4194152852).

5242178668 is a wasteful number, since it uses less digits than its factorization.

5242178668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174 (or 1172 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The square root of 5242178668 is about 72402.8912958592. The cubic root of 5242178668 is about 1737.1498090923.

The spelling of 5242178668 in words is "five billion, two hundred forty-two million, one hundred seventy-eight thousand, six hundred sixty-eight".