4855169497 has 2 divisors, whose sum is σ = 4855169498. Its totient is φ = 4855169496.

The previous prime is 4855169471. The next prime is 4855169509. The reversal of 4855169497 is 7949615584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3376074816 + 1479094681 = 58104^2 + 38459^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4855169497 is a prime.

It is not a weakly prime, because it can be changed into another prime (4855169467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2427584748 + 2427584749.

It is an arithmetic number, because the mean of its divisors is an integer number (2427584749).

Almost surely, 2^4855169497 is an apocalyptic number.

It is an amenable number.

4855169497 is a deficient number, since it is larger than the sum of its proper divisors (1).

4855169497 is an equidigital number, since it uses as much as digits as its factorization.

4855169497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 58.

The square root of 4855169497 is about 69679.0463267114. The cubic root of 4855169497 is about 1693.3034712177.

The spelling of 4855169497 in words is "four billion, eight hundred fifty-five million, one hundred sixty-nine thousand, four hundred ninety-seven".