82677448943 has 4 divisors (see below), whose sum is σ = 82847218320. Its totient is φ = 82507679568.

The previous prime is 82677448897. The next prime is 82677448963. The reversal of 82677448943 is 34984477628.

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 82677448943 - 2⁸ = 82677448687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82677448963) 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, 84883958 + ... + 84884931.

It is an arithmetic number, because the mean of its divisors is an integer number (20711804580).

Almost surely, 2^82677448943 is an apocalyptic number.

82677448943 is a deficient number, since it is larger than the sum of its proper divisors (169769377).

82677448943 is a wasteful number, since it uses less digits than its factorization.

82677448943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169769376.

The product of its digits is 65028096, while the sum is 62.

The spelling of 82677448943 in words is "eighty-two billion, six hundred seventy-seven million, four hundred forty-eight thousand, nine hundred forty-three".