6661303152 has 40 divisors (see below), whose sum is σ = 19666705536. Its totient is φ = 1903229376.

The previous prime is 6661303123. The next prime is 6661303163. The reversal of 6661303152 is 2513031666.

It is a congruent number.

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, 9912318 + ... + 9912989.

Almost surely, 2^6661303152 is an apocalyptic number.

It is an amenable number.

6661303152 is an abundant number, since it is smaller than the sum of its proper divisors (13005402384).

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

6661303152 is a wasteful number, since it uses less digits than its factorization.

6661303152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19825325 (or 19825319 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 6661303152 is about 81616.8067986000. The cubic root of 6661303152 is about 1881.5671962920.

The spelling of 6661303152 in words is "six billion, six hundred sixty-one million, three hundred three thousand, one hundred fifty-two".