2770628216 has 32 divisors (see below), whose sum is σ = 5405205600. Its totient is φ = 1329793920.

The previous prime is 2770628183. The next prime is 2770628219. The reversal of 2770628216 is 6128260772.

It is a super-2 number, since 2×2770628216² = 15352761422590685312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2770628219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5621 + ... + 74651.

It is an arithmetic number, because the mean of its divisors is an integer number (168912675).

Almost surely, 2^2770628216 is an apocalyptic number.

It is an amenable number.

2770628216 is a deficient number, since it is larger than the sum of its proper divisors (2634577384).

2770628216 is a wasteful number, since it uses less digits than its factorization.

2770628216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69239 (or 69235 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 2770628216 is about 52636.7572709414. The cubic root of 2770628216 is about 1404.5140378505.

Adding to 2770628216 its reverse (6128260772), we get a palindrome (8898888988).

The spelling of 2770628216 in words is "two billion, seven hundred seventy million, six hundred twenty-eight thousand, two hundred sixteen".