52777272243 has 16 divisors (see below), whose sum is σ = 72647607296. Its totient is φ = 34046140320.

The previous prime is 52777272241. The next prime is 52777272283. The reversal of 52777272243 is 34227277725.

It is a happy number.

It is not a de Polignac number, because 52777272243 - 2¹ = 52777272241 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52777272192 and 52777272201.

It is not an unprimeable number, because it can be changed into a prime (52777272241) 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 15 ways as a sum of consecutive naturals, for example, 1015980 + ... + 1066662.

It is an arithmetic number, because the mean of its divisors is an integer number (4540475456).

Almost surely, 2^52777272243 is an apocalyptic number.

52777272243 is a deficient number, since it is larger than the sum of its proper divisors (19870335053).

52777272243 is a wasteful number, since it uses less digits than its factorization.

52777272243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61914.

The product of its digits is 2304960, while the sum is 48.

The spelling of 52777272243 in words is "fifty-two billion, seven hundred seventy-seven million, two hundred seventy-two thousand, two hundred forty-three".