82553413587 has 4 divisors (see below), whose sum is σ = 110071218120. Its totient is φ = 55035609056.

The previous prime is 82553413511. The next prime is 82553413609. The reversal of 82553413587 is 78531435528.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82553413587 - 2²⁰ = 82552365011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82553413087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13758902262 + ... + 13758902267.

It is an arithmetic number, because the mean of its divisors is an integer number (27517804530).

Almost surely, 2^82553413587 is an apocalyptic number.

82553413587 is a deficient number, since it is larger than the sum of its proper divisors (27517804533).

82553413587 is a wasteful number, since it uses less digits than its factorization.

82553413587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27517804532.

The product of its digits is 4032000, while the sum is 51.

The spelling of 82553413587 in words is "eighty-two billion, five hundred fifty-three million, four hundred thirteen thousand, five hundred eighty-seven".