648713534312 has 16 divisors (see below), whose sum is σ = 1216516092900. Its totient is φ = 324309242880.

The previous prime is 648713534299. The next prime is 648713534321. The reversal of 648713534312 is 213435317846.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 633339022276 + 15374512036 = 795826^2 + 123994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5882489 + ... + 5991752.

Almost surely, 2^648713534312 is an apocalyptic number.

It is an amenable number.

648713534312 is a deficient number, since it is larger than the sum of its proper divisors (567802558588).

648713534312 is a wasteful number, since it uses less digits than its factorization.

648713534312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11881076 (or 11881072 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 47.

The spelling of 648713534312 in words is "six hundred forty-eight billion, seven hundred thirteen million, five hundred thirty-four thousand, three hundred twelve".