5643772501 has 2 divisors, whose sum is σ = 5643772502. Its totient is φ = 5643772500.

The previous prime is 5643772417. The next prime is 5643772513. The reversal of 5643772501 is 1052773465.

5643772501 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5624850001 + 18922500 = 74999^2 + 4350^2 .

It is a cyclic number.

It is not a de Polignac number, because 5643772501 - 2¹¹ = 5643770453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5643772571) 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, 2821886250 + 2821886251.

It is an arithmetic number, because the mean of its divisors is an integer number (2821886251).

Almost surely, 2^5643772501 is an apocalyptic number.

It is an amenable number.

5643772501 is a deficient number, since it is larger than the sum of its proper divisors (1).

5643772501 is an equidigital number, since it uses as much as digits as its factorization.

5643772501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 5643772501 is about 75125.0457637132. The cubic root of 5643772501 is about 1780.4228786340.

The spelling of 5643772501 in words is "five billion, six hundred forty-three million, seven hundred seventy-two thousand, five hundred one".