648066124 has 12 divisors (see below), whose sum is σ = 1183425264. Its totient is φ = 309944624.

The previous prime is 648066121. The next prime is 648066173. The reversal of 648066124 is 421660846.

It is not an unprimeable number, because it can be changed into a prime (648066121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3522007 + ... + 3522190.

It is an arithmetic number, because the mean of its divisors is an integer number (98618772).

Almost surely, 2^648066124 is an apocalyptic number.

It is an amenable number.

648066124 is a deficient number, since it is larger than the sum of its proper divisors (535359140).

648066124 is a wasteful number, since it uses less digits than its factorization.

648066124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7044224 (or 7044222 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 648066124 is about 25457.1428876062. The cubic root of 648066124 is about 865.3791755384.

The spelling of 648066124 in words is "six hundred forty-eight million, sixty-six thousand, one hundred twenty-four".