648466662 has 32 divisors (see below), whose sum is σ = 1345220064. Its totient is φ = 208224000.

The previous prime is 648466657. The next prime is 648466667. The reversal of 648466662 is 266664846.

It is a happy number.

648466662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (648466657) and next prime (648466667).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (648466667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7962 + ... + 36882.

It is an arithmetic number, because the mean of its divisors is an integer number (42038127).

Almost surely, 2^648466662 is an apocalyptic number.

648466662 is an abundant number, since it is smaller than the sum of its proper divisors (696753402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

648466662 is a wasteful number, since it uses less digits than its factorization.

648466662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29064.

The product of its digits is 1990656, while the sum is 48.

The square root of 648466662 is about 25465.0085804030. The cubic root of 648466662 is about 865.5574216807.

The spelling of 648466662 in words is "six hundred forty-eight million, four hundred sixty-six thousand, six hundred sixty-two".