7158553648 has 10 divisors (see below), whose sum is σ = 13869697724. Its totient is φ = 3579276816.

The previous prime is 7158553621. The next prime is 7158553693. The reversal of 7158553648 is 8463558517.

It is a junction number, because it is equal to n+sod(n) for n = 7158553595 and 7158553604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223704786 + ... + 223704817.

Almost surely, 2^7158553648 is an apocalyptic number.

It is an amenable number.

7158553648 is a deficient number, since it is larger than the sum of its proper divisors (6711144076).

7158553648 is a wasteful number, since it uses less digits than its factorization.

7158553648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447409611 (or 447409605 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 52.

The square root of 7158553648 is about 84608.2362893826. The cubic root of 7158553648 is about 1927.2664504504.

The spelling of 7158553648 in words is "seven billion, one hundred fifty-eight million, five hundred fifty-three thousand, six hundred forty-eight".