7158579442 has 32 divisors (see below), whose sum is σ = 12542544000. Its totient is φ = 3063002544.

The previous prime is 7158579437. The next prime is 7158579451. The reversal of 7158579442 is 2449758517.

It is a self number, because there is not a number n which added to its sum of digits gives 7158579442.

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 in 15 ways as a sum of consecutive naturals, for example, 432984 + ... + 449212.

It is an arithmetic number, because the mean of its divisors is an integer number (391954500).

Almost surely, 2^7158579442 is an apocalyptic number.

7158579442 is a deficient number, since it is larger than the sum of its proper divisors (5383964558).

7158579442 is a wasteful number, since it uses less digits than its factorization.

7158579442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16895 (or 16881 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 52.

The square root of 7158579442 is about 84608.3887212137. The cubic root of 7158579442 is about 1927.2687652500.

The spelling of 7158579442 in words is "seven billion, one hundred fifty-eight million, five hundred seventy-nine thousand, four hundred forty-two".