82766344898 has 4 divisors (see below), whose sum is σ = 124149517350. Its totient is φ = 41383172448.

The previous prime is 82766344879. The next prime is 82766344901. The reversal of 82766344898 is 89844366728.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 71613506449 + 11152838449 = 267607^2 + 105607^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20691586223 + ... + 20691586226.

Almost surely, 2^82766344898 is an apocalyptic number.

82766344898 is a deficient number, since it is larger than the sum of its proper divisors (41383172452).

82766344898 is a wasteful number, since it uses less digits than its factorization.

82766344898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41383172451.

The product of its digits is 111476736, while the sum is 65.

The spelling of 82766344898 in words is "eighty-two billion, seven hundred sixty-six million, three hundred forty-four thousand, eight hundred ninety-eight".