2772540158 has 16 divisors (see below), whose sum is σ = 4243482864. Its totient is φ = 1358223360.

The previous prime is 2772540151. The next prime is 2772540181. The reversal of 2772540158 is 8510452772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772540151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12860 + ... + 75567.

It is an arithmetic number, because the mean of its divisors is an integer number (265217679).

Almost surely, 2^2772540158 is an apocalyptic number.

2772540158 is a deficient number, since it is larger than the sum of its proper divisors (1470942706).

2772540158 is a wasteful number, since it uses less digits than its factorization.

2772540158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88747.

The product of its (nonzero) digits is 156800, while the sum is 41.

The square root of 2772540158 is about 52654.9158009012. The cubic root of 2772540158 is about 1404.8370370296.

The spelling of 2772540158 in words is "two billion, seven hundred seventy-two million, five hundred forty thousand, one hundred fifty-eight".