2772151205 has 16 divisors (see below), whose sum is σ = 3508686720. Its totient is φ = 2096785728.

The previous prime is 2772151181. The next prime is 2772151211. The reversal of 2772151205 is 5021512772.

It is a cyclic number.

It is not a de Polignac number, because 2772151205 - 2²⁴ = 2755373989 is a prime.

It is a congruent 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, 18779 + ... + 76791.

It is an arithmetic number, because the mean of its divisors is an integer number (219292920).

Almost surely, 2^2772151205 is an apocalyptic number.

It is an amenable number.

2772151205 is a deficient number, since it is larger than the sum of its proper divisors (736535515).

2772151205 is a wasteful number, since it uses less digits than its factorization.

2772151205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58540.

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 2772151205 is about 52651.2222555184. Note that the first 4 decimals coincide. The cubic root of 2772151205 is about 1404.7713402193.

Adding to 2772151205 its reverse (5021512772), we get a palindrome (7793663977).

The spelling of 2772151205 in words is "two billion, seven hundred seventy-two million, one hundred fifty-one thousand, two hundred five".