2016720770 has 32 divisors (see below), whose sum is σ = 3695148288. Its totient is φ = 792304128.

The previous prime is 2016720709. The next prime is 2016720847. The reversal of 2016720770 is 770276102.

It is a happy number.

It is a Curzon number.

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, 232247 + ... + 240773.

It is an arithmetic number, because the mean of its divisors is an integer number (115473384).

Almost surely, 2^2016720770 is an apocalyptic number.

2016720770 is a deficient number, since it is larger than the sum of its proper divisors (1678427518).

2016720770 is a wasteful number, since it uses less digits than its factorization.

2016720770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8954.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 2016720770 is about 44907.9143358941. The cubic root of 2016720770 is about 1263.4224519405.

Adding to 2016720770 its reverse (770276102), we get a palindrome (2786996872).

The spelling of 2016720770 in words is "two billion, sixteen million, seven hundred twenty thousand, seven hundred seventy".