82512632211 has 4 divisors (see below), whose sum is σ = 110016842952. Its totient is φ = 55008421472.

The previous prime is 82512632173. The next prime is 82512632231. The reversal of 82512632211 is 11223621528.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82512632211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82512632231) 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, 13752105366 + ... + 13752105371.

It is an arithmetic number, because the mean of its divisors is an integer number (27504210738).

Almost surely, 2^82512632211 is an apocalyptic number.

82512632211 is a deficient number, since it is larger than the sum of its proper divisors (27504210741).

82512632211 is a wasteful number, since it uses less digits than its factorization.

82512632211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27504210740.

The product of its digits is 11520, while the sum is 33.

It can be divided in two parts, 8251 and 2632211, that added together give a palindrome (2640462).

The spelling of 82512632211 in words is "eighty-two billion, five hundred twelve million, six hundred thirty-two thousand, two hundred eleven".