4657071989 has 2 divisors, whose sum is σ = 4657071990. Its totient is φ = 4657071988.

The previous prime is 4657071949. The next prime is 4657071997. The reversal of 4657071989 is 9891707564.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4171222225 + 485849764 = 64585^2 + 22042^2 .

It is a cyclic number.

It is not a de Polignac number, because 4657071989 - 2⁸ = 4657071733 is a prime.

It is a super-2 number, since 2×4657071989² = 43376639021456832242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4657071929) 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, 2328535994 + 2328535995.

It is an arithmetic number, because the mean of its divisors is an integer number (2328535995).

Almost surely, 2^4657071989 is an apocalyptic number.

It is an amenable number.

4657071989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4657071989 is an equidigital number, since it uses as much as digits as its factorization.

4657071989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 56.

The square root of 4657071989 is about 68242.7431233534. The cubic root of 4657071989 is about 1669.9532644958.

The spelling of 4657071989 in words is "four billion, six hundred fifty-seven million, seventy-one thousand, nine hundred eighty-nine".