8529742988 has 36 divisors (see below), whose sum is σ = 16539564888. Its totient is φ = 3845237760.

The previous prime is 8529742981. The next prime is 8529743021. The reversal of 8529742988 is 8892479258.

It is a self number, because there is not a number n which added to its sum of digits gives 8529742988.

It is not an unprimeable number, because it can be changed into a prime (8529742981) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 117653 + ... + 175788.

It is an arithmetic number, because the mean of its divisors is an integer number (459432358).

Almost surely, 2^8529742988 is an apocalyptic number.

It is an amenable number.

8529742988 is a deficient number, since it is larger than the sum of its proper divisors (8009821900).

8529742988 is a wasteful number, since it uses less digits than its factorization.

8529742988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293514 (or 293499 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 62.

The square root of 8529742988 is about 92356.6077116305. The cubic root of 8529742988 is about 2043.2051841483.

The spelling of 8529742988 in words is "eight billion, five hundred twenty-nine million, seven hundred forty-two thousand, nine hundred eighty-eight".