4197660648 has 32 divisors (see below), whose sum is σ = 10832674560. Its totient is φ = 1354083840.

The previous prime is 4197660613. The next prime is 4197660653. The reversal of 4197660648 is 8460667914.

It is a self number, because there is not a number n which added to its sum of digits gives 4197660648.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2820265 + ... + 2821752.

It is an arithmetic number, because the mean of its divisors is an integer number (338521080).

Almost surely, 2^4197660648 is an apocalyptic number.

It is an amenable number.

4197660648 is an abundant number, since it is smaller than the sum of its proper divisors (6635013912).

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

4197660648 is a wasteful number, since it uses less digits than its factorization.

4197660648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5642057 (or 5642053 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 4197660648 is about 64789.3559776604. The cubic root of 4197660648 is about 1613.1290366191.

The spelling of 4197660648 in words is "four billion, one hundred ninety-seven million, six hundred sixty thousand, six hundred forty-eight".