648000660596 has 24 divisors (see below), whose sum is σ = 1190422222080. Its totient is φ = 308234318400.

The previous prime is 648000660569. The next prime is 648000660631. The reversal of 648000660596 is 695066000846.

It is a super-2 number, since 2×648000660596² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 44279225 + ... + 44293856.

It is an arithmetic number, because the mean of its divisors is an integer number (49600925920).

Almost surely, 2^648000660596 is an apocalyptic number.

It is an amenable number.

648000660596 is a deficient number, since it is larger than the sum of its proper divisors (542421561484).

648000660596 is a wasteful number, since it uses less digits than its factorization.

648000660596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88573175 (or 88573173 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 648000660596 in words is "six hundred forty-eight billion, six hundred sixty thousand, five hundred ninety-six".