648844088 has 16 divisors (see below), whose sum is σ = 1221945480. Its totient is φ = 322991968.

The previous prime is 648844069. The next prime is 648844093. The reversal of 648844088 is 880448846.

It is a congruent number.

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, 176831 + ... + 180462.

Almost surely, 2^648844088 is an apocalyptic number.

It is an amenable number.

648844088 is a deficient number, since it is larger than the sum of its proper divisors (573101392).

648844088 is a wasteful number, since it uses less digits than its factorization.

648844088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357526 (or 357522 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 50.

The square root of 648844088 is about 25472.4181812407. The cubic root of 648844088 is about 865.7253154396.

The spelling of 648844088 in words is "six hundred forty-eight million, eight hundred forty-four thousand, eighty-eight".