654103668 has 24 divisors (see below), whose sum is σ = 1563468480. Its totient is φ = 212716480.

The previous prime is 654103657. The next prime is 654103669. The reversal of 654103668 is 866301456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654103669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664248 + ... + 665231.

It is an arithmetic number, because the mean of its divisors is an integer number (65144520).

Almost surely, 2^654103668 is an apocalyptic number.

It is an amenable number.

654103668 is an abundant number, since it is smaller than the sum of its proper divisors (909364812).

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

654103668 is a wasteful number, since it uses less digits than its factorization.

654103668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329527 (or 1329525 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 654103668 is about 25575.4504945661. The cubic root of 654103668 is about 868.0582351013.

The spelling of 654103668 in words is "six hundred fifty-four million, one hundred three thousand, six hundred sixty-eight".