82290828247 has 4 divisors (see below), whose sum is σ = 82291525776. Its totient is φ = 82290130720.

The previous prime is 82290828223. The next prime is 82290828253. The reversal of 82290828247 is 74282809228.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 82290828247 - 2¹⁹ = 82290303959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82290828194 and 82290828203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82290828547) 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, 123154 + ... + 423967.

It is an arithmetic number, because the mean of its divisors is an integer number (20572881444).

Almost surely, 2^82290828247 is an apocalyptic number.

82290828247 is a deficient number, since it is larger than the sum of its proper divisors (697529).

82290828247 is a wasteful number, since it uses less digits than its factorization.

82290828247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697528.

The product of its (nonzero) digits is 2064384, while the sum is 52.

The spelling of 82290828247 in words is "eighty-two billion, two hundred ninety million, eight hundred twenty-eight thousand, two hundred forty-seven".