8285726642 has 8 divisors (see below), whose sum is σ = 12429374832. Its totient is φ = 4142601700.

The previous prime is 8285726641. The next prime is 8285726651. The reversal of 8285726642 is 2466275828.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (8285726641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88484 + ... + 156207.

It is an arithmetic number, because the mean of its divisors is an integer number (1553671854).

Almost surely, 2^8285726642 is an apocalyptic number.

8285726642 is a deficient number, since it is larger than the sum of its proper divisors (4143648190).

8285726642 is a wasteful number, since it uses less digits than its factorization.

8285726642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261624.

The product of its digits is 2580480, while the sum is 50.

The square root of 8285726642 is about 91025.9668556176. The cubic root of 8285726642 is about 2023.5325764299.

The spelling of 8285726642 in words is "eight billion, two hundred eighty-five million, seven hundred twenty-six thousand, six hundred forty-two".