82710225512 has 8 divisors (see below), whose sum is σ = 155081672850. Its totient is φ = 41355112752.

The previous prime is 82710225461. The next prime is 82710225517. The reversal of 82710225512 is 21552201728.

It can be written as a sum of positive squares in only one way, i.e., 45836240836 + 36873984676 = 214094^2 + 192026^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (82710225517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5169389087 + ... + 5169389102.

Almost surely, 2^82710225512 is an apocalyptic number.

It is an amenable number.

82710225512 is a deficient number, since it is larger than the sum of its proper divisors (72371447338).

82710225512 is a wasteful number, since it uses less digits than its factorization.

82710225512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10338778195 (or 10338778191 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 35.

The spelling of 82710225512 in words is "eighty-two billion, seven hundred ten million, two hundred twenty-five thousand, five hundred twelve".