2720166216 has 16 divisors (see below), whose sum is σ = 6800415600. Its totient is φ = 906722064.

The previous prime is 2720166203. The next prime is 2720166233. The reversal of 2720166216 is 6126610272.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56670106 + ... + 56670153.

It is an arithmetic number, because the mean of its divisors is an integer number (425025975).

Almost surely, 2^2720166216 is an apocalyptic number.

It is an amenable number.

2720166216 is an abundant number, since it is smaller than the sum of its proper divisors (4080249384).

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

2720166216 is a wasteful number, since it uses less digits than its factorization.

2720166216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113340268 (or 113340264 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2720166216 is about 52155.2127404347. The cubic root of 2720166216 is about 1395.9348428688.

Adding to 2720166216 its reverse (6126610272), we get a palindrome (8846776488).

The spelling of 2720166216 in words is "two billion, seven hundred twenty million, one hundred sixty-six thousand, two hundred sixteen".