1552728568 has 16 divisors (see below), whose sum is σ = 2948220000. Its totient is φ = 766536576.

The previous prime is 1552728523. The next prime is 1552728623. The reversal of 1552728568 is 8658272551.

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, 1227793 + ... + 1229056.

It is an arithmetic number, because the mean of its divisors is an integer number (184263750).

Almost surely, 2^1552728568 is an apocalyptic number.

It is an amenable number.

1552728568 is a deficient number, since it is larger than the sum of its proper divisors (1395491432).

1552728568 is a wasteful number, since it uses less digits than its factorization.

1552728568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456934 (or 2456930 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 49.

The square root of 1552728568 is about 39404.6769812925. The cubic root of 1552728568 is about 1157.9732166581.

The spelling of 1552728568 in words is "one billion, five hundred fifty-two million, seven hundred twenty-eight thousand, five hundred sixty-eight".