648757932796 has 12 divisors (see below), whose sum is σ = 1135339601760. Its totient is φ = 324375189440.

The previous prime is 648757932787. The next prime is 648757932913. The reversal of 648757932796 is 697239757846.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538381 + ... + 1259908.

It is an arithmetic number, because the mean of its divisors is an integer number (94611633480).

Almost surely, 2^648757932796 is an apocalyptic number.

It is an amenable number.

648757932796 is a deficient number, since it is larger than the sum of its proper divisors (486581668964).

648757932796 is a wasteful number, since it uses less digits than its factorization.

648757932796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888484 (or 1888482 counting only the distinct ones).

The product of its digits is 960180480, while the sum is 73.

The spelling of 648757932796 in words is "six hundred forty-eight billion, seven hundred fifty-seven million, nine hundred thirty-two thousand, seven hundred ninety-six".