3160720066 has 16 divisors (see below), whose sum is σ = 5448651840. Its totient is φ = 1347025680.

The previous prime is 3160720049. The next prime is 3160720097. The reversal of 3160720066 is 6600270613.

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, 628125 + ... + 633136.

It is an arithmetic number, because the mean of its divisors is an integer number (340540740).

Almost surely, 2^3160720066 is an apocalyptic number.

3160720066 is a deficient number, since it is larger than the sum of its proper divisors (2287931774).

3160720066 is a wasteful number, since it uses less digits than its factorization.

3160720066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261449.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 3160720066 is about 56220.2816250506. The cubic root of 3160720066 is about 1467.5582376543.

Adding to 3160720066 its reverse (6600270613), we get a palindrome (9760990679).

The spelling of 3160720066 in words is "three billion, one hundred sixty million, seven hundred twenty thousand, sixty-six".