2076721766 has 32 divisors (see below), whose sum is σ = 3636576000. Its totient is φ = 871038432.

The previous prime is 2076721763. The next prime is 2076721769. The reversal of 2076721766 is 6671276702.

It is an interprime number because it is at equal distance from previous prime (2076721763) and next prime (2076721769).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2076721763) 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, 183665 + ... + 194643.

It is an arithmetic number, because the mean of its divisors is an integer number (113643000).

Almost surely, 2^2076721766 is an apocalyptic number.

2076721766 is a deficient number, since it is larger than the sum of its proper divisors (1559854234).

2076721766 is a wasteful number, since it uses less digits than its factorization.

2076721766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11276.

The product of its (nonzero) digits is 296352, while the sum is 44.

The square root of 2076721766 is about 45571.0628140271. The cubic root of 2076721766 is about 1275.8298871926.

The spelling of 2076721766 in words is "two billion, seventy-six million, seven hundred twenty-one thousand, seven hundred sixty-six".