82508050787 has 4 divisors (see below), whose sum is σ = 82508796216. Its totient is φ = 82507305360.

The previous prime is 82508050763. The next prime is 82508050813. The reversal of 82508050787 is 78705080528.

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 82508050787 - 2¹⁰ = 82508049763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82508050747) 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, 169898 + ... + 440319.

It is an arithmetic number, because the mean of its divisors is an integer number (20627199054).

Almost surely, 2^82508050787 is an apocalyptic number.

82508050787 is a deficient number, since it is larger than the sum of its proper divisors (745429).

82508050787 is a wasteful number, since it uses less digits than its factorization.

82508050787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745428.

The product of its (nonzero) digits is 1254400, while the sum is 50.

The spelling of 82508050787 in words is "eighty-two billion, five hundred eight million, fifty thousand, seven hundred eighty-seven".