82669245698 has 8 divisors (see below), whose sum is σ = 133542627708. Its totient is φ = 38155036464.

The previous prime is 82669245697. The next prime is 82669245707. The reversal of 82669245698 is 89654296628.

It can be written as a sum of positive squares in 2 ways, for example, as 82278906649 + 390339049 = 286843^2 + 19757^2 .

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 (82669245697) 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, 1589793161 + ... + 1589793212.

Almost surely, 2^82669245698 is an apocalyptic number.

82669245698 is a deficient number, since it is larger than the sum of its proper divisors (50873382010).

82669245698 is a wasteful number, since it uses less digits than its factorization.

82669245698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179586388.

The product of its digits is 89579520, while the sum is 65.

The spelling of 82669245698 in words is "eighty-two billion, six hundred sixty-nine million, two hundred forty-five thousand, six hundred ninety-eight".