82054645028 has 24 divisors (see below), whose sum is σ = 145552681344. Its totient is φ = 40471164000.

The previous prime is 82054645027. The next prime is 82054645061.

82054645028 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 82054645028.

It is not an unprimeable number, because it can be changed into a prime (82054645027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265250 + ... + 484217.

It is an arithmetic number, because the mean of its divisors is an integer number (6064695056).

Almost surely, 2^82054645028 is an apocalyptic number.

It is an amenable number.

82054645028 is a deficient number, since it is larger than the sum of its proper divisors (63498036316).

82054645028 is a wasteful number, since it uses less digits than its factorization.

82054645028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749843 (or 749841 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 44.

The spelling of 82054645028 in words is "eighty-two billion, fifty-four million, six hundred forty-five thousand, twenty-eight".