82286555129 has 4 divisors (see below), whose sum is σ = 82300581540. Its totient is φ = 82272528720.

The previous prime is 82286555119. The next prime is 82286555147. The reversal of 82286555129 is 92155568228.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18401465104 + 63885090025 = 135652^2 + 252755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82286555129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82286555119) 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, 7004402 + ... + 7016139.

It is an arithmetic number, because the mean of its divisors is an integer number (20575145385).

Almost surely, 2^82286555129 is an apocalyptic number.

It is an amenable number.

82286555129 is a deficient number, since it is larger than the sum of its proper divisors (14026411).

82286555129 is a wasteful number, since it uses less digits than its factorization.

82286555129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14026410.

The product of its digits is 3456000, while the sum is 53.

The spelling of 82286555129 in words is "eighty-two billion, two hundred eighty-six million, five hundred fifty-five thousand, one hundred twenty-nine".