82130602523 has 4 divisors (see below), whose sum is σ = 82131200088. Its totient is φ = 82130004960.

The previous prime is 82130602511. The next prime is 82130602607. The reversal of 82130602523 is 32520603128.

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 82130602523 - 2¹⁰ = 82130601499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82130602523.

It is not an unprimeable number, because it can be changed into a prime (82130605523) 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, 22643 + ... + 405923.

It is an arithmetic number, because the mean of its divisors is an integer number (20532800022).

Almost surely, 2^82130602523 is an apocalyptic number.

82130602523 is a deficient number, since it is larger than the sum of its proper divisors (597565).

82130602523 is a wasteful number, since it uses less digits than its factorization.

82130602523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597564.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 82130602523 in words is "eighty-two billion, one hundred thirty million, six hundred two thousand, five hundred twenty-three".