4977528169 has 2 divisors, whose sum is σ = 4977528170. Its totient is φ = 4977528168.

The previous prime is 4977528163. The next prime is 4977528239. The reversal of 4977528169 is 9618257794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4968558144 + 8970025 = 70488^2 + 2995^2 .

It is a cyclic number.

It is not a de Polignac number, because 4977528169 - 2³ = 4977528161 is a prime.

It is a super-2 number, since 2×4977528169² = 49551573346376985122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4977528161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2488764084 + 2488764085.

It is an arithmetic number, because the mean of its divisors is an integer number (2488764085).

Almost surely, 2^4977528169 is an apocalyptic number.

It is an amenable number.

4977528169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4977528169 is an equidigital number, since it uses as much as digits as its factorization.

4977528169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 58.

The square root of 4977528169 is about 70551.5993369392. The cubic root of 4977528169 is about 1707.4103465479.

The spelling of 4977528169 in words is "four billion, nine hundred seventy-seven million, five hundred twenty-eight thousand, one hundred sixty-nine".