8162045242 has 32 divisors (see below), whose sum is σ = 13632192000. Its totient is φ = 3639677760.

The previous prime is 8162045233. The next prime is 8162045249. The reversal of 8162045242 is 2425402618.

It is a junction number, because it is equal to n+sod(n) for n = 8162045198 and 8162045207.

It is not an unprimeable number, because it can be changed into a prime (8162045249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510384 + ... + 526132.

It is an arithmetic number, because the mean of its divisors is an integer number (426006000).

Almost surely, 2^8162045242 is an apocalyptic number.

8162045242 is a deficient number, since it is larger than the sum of its proper divisors (5470146758).

8162045242 is a wasteful number, since it uses less digits than its factorization.

8162045242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16438.

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 8162045242 is about 90344.0382205710. The cubic root of 8162045242 is about 2013.4136066252.

The spelling of 8162045242 in words is "eight billion, one hundred sixty-two million, forty-five thousand, two hundred forty-two".