4520869477 has 2 divisors, whose sum is σ = 4520869478. Its totient is φ = 4520869476.

The previous prime is 4520869471. The next prime is 4520869501. The reversal of 4520869477 is 7749680254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2624615361 + 1896254116 = 51231^2 + 43546^2 .

It is a cyclic number.

It is not a de Polignac number, because 4520869477 - 2⁷ = 4520869349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4520869471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260434738 + 2260434739.

It is an arithmetic number, because the mean of its divisors is an integer number (2260434739).

Almost surely, 2^4520869477 is an apocalyptic number.

It is an amenable number.

4520869477 is a deficient number, since it is larger than the sum of its proper divisors (1).

4520869477 is an equidigital number, since it uses as much as digits as its factorization.

4520869477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The square root of 4520869477 is about 67237.4112901441. The cubic root of 4520869477 is about 1653.5118926728.

The spelling of 4520869477 in words is "four billion, five hundred twenty million, eight hundred sixty-nine thousand, four hundred seventy-seven".