4994180557 has 2 divisors, whose sum is σ = 4994180558. Its totient is φ = 4994180556.

The previous prime is 4994180549. The next prime is 4994180651. The reversal of 4994180557 is 7550814994.

4994180557 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2692675881 + 2301504676 = 51891^2 + 47974^2 .

It is a cyclic number.

It is not a de Polignac number, because 4994180557 - 2³ = 4994180549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4994180537) 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 as a sum of consecutive naturals, namely, 2497090278 + 2497090279.

It is an arithmetic number, because the mean of its divisors is an integer number (2497090279).

Almost surely, 2^4994180557 is an apocalyptic number.

It is an amenable number.

4994180557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4994180557 is an equidigital number, since it uses as much as digits as its factorization.

4994180557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 52.

The square root of 4994180557 is about 70669.5164621918. The cubic root of 4994180557 is about 1709.3122819626.

The spelling of 4994180557 in words is "four billion, nine hundred ninety-four million, one hundred eighty thousand, five hundred fifty-seven".