920066648 has 16 divisors (see below), whose sum is σ = 1725840000. Its totient is φ = 459842656.

The previous prime is 920066611. The next prime is 920066663. The reversal of 920066648 is 846660029.

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, 2168 + ... + 42951.

It is an arithmetic number, because the mean of its divisors is an integer number (107865000).

Almost surely, 2^920066648 is an apocalyptic number.

It is an amenable number.

920066648 is a deficient number, since it is larger than the sum of its proper divisors (805773352).

920066648 is a wasteful number, since it uses less digits than its factorization.

920066648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47674 (or 47670 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 920066648 is about 30332.6004160540. The cubic root of 920066648 is about 972.6123115576.

The spelling of 920066648 in words is "nine hundred twenty million, sixty-six thousand, six hundred forty-eight".