7146066660 has 48 divisors (see below), whose sum is σ = 20262278400. Its totient is φ = 1881494784.

The previous prime is 7146066659. The next prime is 7146066661. The reversal of 7146066660 is 666606417.

It is an interprime number because it is at equal distance from previous prime (7146066659) and next prime (7146066661).

It is not an unprimeable number, because it can be changed into a prime (7146066661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749065 + ... + 758544.

It is an arithmetic number, because the mean of its divisors is an integer number (422130800).

Almost surely, 2^7146066660 is an apocalyptic number.

It is an amenable number.

7146066660 is an abundant number, since it is smaller than the sum of its proper divisors (13116211740).

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

7146066660 is a wasteful number, since it uses less digits than its factorization.

7146066660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507700 (or 1507698 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 7146066660 is about 84534.4110998592. The cubic root of 7146066660 is about 1926.1451923122.

The spelling of 7146066660 in words is "seven billion, one hundred forty-six million, sixty-six thousand, six hundred sixty".