660552096 has 48 divisors (see below), whose sum is σ = 1740463200. Its totient is φ = 219356928.

The previous prime is 660552089. The next prime is 660552133. The reversal of 660552096 is 690255066.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13035 + ... + 38613.

It is an arithmetic number, because the mean of its divisors is an integer number (36259650).

Almost surely, 2^660552096 is an apocalyptic number.

It is an amenable number.

660552096 is an abundant number, since it is smaller than the sum of its proper divisors (1079911104).

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

660552096 is a wasteful number, since it uses less digits than its factorization.

660552096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25861 (or 25853 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 660552096 is about 25701.2080649918. The cubic root of 660552096 is about 870.9014727805.

The spelling of 660552096 in words is "six hundred sixty million, five hundred fifty-two thousand, ninety-six".