82275444457228 has 24 divisors (see below), whose sum is σ = 157084930404864. Its totient is φ = 37394684691600.

The previous prime is 82275444457139. The next prime is 82275444457231.

It is a happy number.

82275444457228 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 82275444457228.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80602228 + ... + 81616603.

It is an arithmetic number, because the mean of its divisors is an integer number (6545205433536).

Almost surely, 2^{82275444457228} is an apocalyptic number.

It is an amenable number.

82275444457228 is a deficient number, since it is larger than the sum of its proper divisors (74809485947636).

82275444457228 is a wasteful number, since it uses less digits than its factorization.

82275444457228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162230373 (or 162230371 counting only the distinct ones).

The product of its digits is 321126400, while the sum is 64.

The spelling of 82275444457228 in words is "eighty-two trillion, two hundred seventy-five billion, four hundred forty-four million, four hundred fifty-seven thousand, two hundred twenty-eight".