8999957542 has 8 divisors (see below), whose sum is σ = 13560474816. Its totient is φ = 4479799272.

The previous prime is 8999957531. The next prime is 8999957557. The reversal of 8999957542 is 2457599998.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10089193 + ... + 10090084.

It is an arithmetic number, because the mean of its divisors is an integer number (1695059352).

Almost surely, 2^8999957542 is an apocalyptic number.

8999957542 is a deficient number, since it is larger than the sum of its proper divisors (4560517274).

8999957542 is a wasteful number, since it uses less digits than its factorization.

8999957542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20179502.

The product of its digits is 73483200, while the sum is 67.

The square root of 8999957542 is about 94868.1060314793. The cubic root of 8999957542 is about 2080.0805520764.

The spelling of 8999957542 in words is "eight billion, nine hundred ninety-nine million, nine hundred fifty-seven thousand, five hundred forty-two".