2660329730 has 16 divisors (see below), whose sum is σ = 4996793664. Its totient is φ = 1017865200.

The previous prime is 2660329723. The next prime is 2660329739. The reversal of 2660329730 is 379230662.

It is not an unprimeable number, because it can be changed into a prime (2660329739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5783096 + ... + 5783555.

It is an arithmetic number, because the mean of its divisors is an integer number (312299604).

Almost surely, 2^2660329730 is an apocalyptic number.

2660329730 is a deficient number, since it is larger than the sum of its proper divisors (2336463934).

2660329730 is a wasteful number, since it uses less digits than its factorization.

2660329730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11566681.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 2660329730 is about 51578.3843290966. The cubic root of 2660329730 is about 1385.6232308317.

The spelling of 2660329730 in words is "two billion, six hundred sixty million, three hundred twenty-nine thousand, seven hundred thirty".