6661610060 has 48 divisors (see below), whose sum is σ = 16682996736. Its totient is φ = 2184676032.

The previous prime is 6661610041. The next prime is 6661610071. The reversal of 6661610060 is 600161666.

It is a junction number, because it is equal to n+sod(n) for n = 6661609999 and 6661610026.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1031192 + ... + 1037631.

It is an arithmetic number, because the mean of its divisors is an integer number (347562432).

Almost surely, 2^6661610060 is an apocalyptic number.

It is an amenable number.

6661610060 is an abundant number, since it is smaller than the sum of its proper divisors (10021386676).

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

6661610060 is a wasteful number, since it uses less digits than its factorization.

6661610060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068862 (or 2068860 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 6661610060 is about 81618.6869534177. The cubic root of 6661610060 is about 1881.5960924976.

The spelling of 6661610060 in words is "six billion, six hundred sixty-one million, six hundred ten thousand, sixty".