2772451819 has 2 divisors, whose sum is σ = 2772451820. Its totient is φ = 2772451818.

The previous prime is 2772451811. The next prime is 2772451859. The reversal of 2772451819 is 9181542772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2772451819 - 2³ = 2772451811 is a prime.

It is a super-2 number, since 2×2772451819² = 15372978177352817522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2772451811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1386225909 + 1386225910.

It is an arithmetic number, because the mean of its divisors is an integer number (1386225910).

Almost surely, 2^2772451819 is an apocalyptic number.

2772451819 is a deficient number, since it is larger than the sum of its proper divisors (1).

2772451819 is an equidigital number, since it uses as much as digits as its factorization.

2772451819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 46.

The square root of 2772451819 is about 52654.0769456649. The cubic root of 2772451819 is about 1404.8221165102.

The spelling of 2772451819 in words is "two billion, seven hundred seventy-two million, four hundred fifty-one thousand, eight hundred nineteen".