8542744266 has 32 divisors (see below), whose sum is σ = 19542176640. Its totient is φ = 2438796096.

The previous prime is 8542744247. The next prime is 8542744267. The reversal of 8542744266 is 6624472458.

It is not an unprimeable number, because it can be changed into a prime (8542744267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30261 + ... + 134168.

It is an arithmetic number, because the mean of its divisors is an integer number (610693020).

Almost surely, 2^8542744266 is an apocalyptic number.

8542744266 is an abundant number, since it is smaller than the sum of its proper divisors (10999432374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8542744266 is a wasteful number, since it uses less digits than its factorization.

8542744266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165678.

The product of its digits is 2580480, while the sum is 48.

The square root of 8542744266 is about 92426.9672011367. The cubic root of 8542744266 is about 2044.2427610674.

The spelling of 8542744266 in words is "eight billion, five hundred forty-two million, seven hundred forty-four thousand, two hundred sixty-six".