8216622742682 has 8 divisors (see below), whose sum is σ = 12378754787700. Its totient is φ = 4090371146784.

The previous prime is 8216622742663. The next prime is 8216622742721. The reversal of 8216622742682 is 2862472266128.

It can be written as a sum of positive squares in 2 ways, for example, as 8194656242161 + 21966500521 = 2862631^2 + 148211^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8970111707 + ... + 8970112622.

Almost surely, 2^{8216622742682} is an apocalyptic number.

8216622742682 is a deficient number, since it is larger than the sum of its proper divisors (4162132045018).

8216622742682 is a wasteful number, since it uses less digits than its factorization.

8216622742682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17940224560.

The product of its digits is 12386304, while the sum is 56.

The spelling of 8216622742682 in words is "eight trillion, two hundred sixteen billion, six hundred twenty-two million, seven hundred forty-two thousand, six hundred eighty-two".