661096048 has 10 divisors (see below), whose sum is σ = 1280873624. Its totient is φ = 330548016.

The previous prime is 661095973. The next prime is 661096063. The reversal of 661096048 is 840690166.

661096048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 661096048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20659236 + ... + 20659267.

Almost surely, 2^661096048 is an apocalyptic number.

It is an amenable number.

661096048 is a deficient number, since it is larger than the sum of its proper divisors (619777576).

661096048 is a wasteful number, since it uses less digits than its factorization.

661096048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41318511 (or 41318505 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 661096048 is about 25711.7881136260. The cubic root of 661096048 is about 871.1404640853.

The spelling of 661096048 in words is "six hundred sixty-one million, ninety-six thousand, forty-eight".