2757742216 has 16 divisors (see below), whose sum is σ = 5268329100. Its totient is φ = 1352854464.

The previous prime is 2757742189. The next prime is 2757742217. The reversal of 2757742216 is 6122477572.

2757742216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2222745316 + 534996900 = 47146^2 + 23130^2 .

It is not an unprimeable number, because it can be changed into a prime (2757742217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3251631 + ... + 3252478.

Almost surely, 2^2757742216 is an apocalyptic number.

It is an amenable number.

2757742216 is a deficient number, since it is larger than the sum of its proper divisors (2510586884).

2757742216 is a wasteful number, since it uses less digits than its factorization.

2757742216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6504168 (or 6504164 counting only the distinct ones).

The product of its digits is 329280, while the sum is 43.

The square root of 2757742216 is about 52514.2096579583. The cubic root of 2757742216 is about 1402.3332208904. Note that the first 3 decimals are identical.

The spelling of 2757742216 in words is "two billion, seven hundred fifty-seven million, seven hundred forty-two thousand, two hundred sixteen".