82674647628 has 12 divisors (see below), whose sum is σ = 192907511160. Its totient is φ = 27558215872.

The previous prime is 82674647621. The next prime is 82674647641.

82674647628 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (82674647621) 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, 3444776973 + ... + 3444776996.

It is an arithmetic number, because the mean of its divisors is an integer number (16075625930).

Almost surely, 2^82674647628 is an apocalyptic number.

It is an amenable number.

82674647628 is an abundant number, since it is smaller than the sum of its proper divisors (110232863532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82674647628 is a wasteful number, since it uses less digits than its factorization.

82674647628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6889553976 (or 6889553974 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 60.

The spelling of 82674647628 in words is "eighty-two billion, six hundred seventy-four million, six hundred forty-seven thousand, six hundred twenty-eight".