158789648 has 10 divisors (see below), whose sum is σ = 307654974. Its totient is φ = 79394816.

The previous prime is 158789627. The next prime is 158789651. The reversal of 158789648 is 846987851.

It can be written as a sum of positive squares in only one way, i.e., 80856064 + 77933584 = 8992^2 + 8828^2 .

It is a junction number, because it is equal to n+sod(n) for n = 158789593 and 158789602.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4962161 + ... + 4962192.

Almost surely, 2^158789648 is an apocalyptic number.

It is an amenable number.

158789648 is a deficient number, since it is larger than the sum of its proper divisors (148865326).

158789648 is an equidigital number, since it uses as much as digits as its factorization.

158789648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9924361 (or 9924355 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 56.

The square root of 158789648 is about 12601.1764530142. The cubic root of 158789648 is about 541.5111399270.

The spelling of 158789648 in words is "one hundred fifty-eight million, seven hundred eighty-nine thousand, six hundred forty-eight".