5571478489 has 2 divisors, whose sum is σ = 5571478490. Its totient is φ = 5571478488.

The previous prime is 5571478457. The next prime is 5571478499. The reversal of 5571478489 is 9848741755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3047923264 + 2523555225 = 55208^2 + 50235^2 .

It is a cyclic number.

It is not a de Polignac number, because 5571478489 - 2⁵ = 5571478457 is a prime.

It is not a weakly prime, because it can be changed into another prime (5571478499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785739244 + 2785739245.

It is an arithmetic number, because the mean of its divisors is an integer number (2785739245).

Almost surely, 2^5571478489 is an apocalyptic number.

It is an amenable number.

5571478489 is a deficient number, since it is larger than the sum of its proper divisors (1).

5571478489 is an equidigital number, since it uses as much as digits as its factorization.

5571478489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11289600, while the sum is 58.

The square root of 5571478489 is about 74642.3371083730. The cubic root of 5571478489 is about 1772.7880654831.

The spelling of 5571478489 in words is "five billion, five hundred seventy-one million, four hundred seventy-eight thousand, four hundred eighty-nine".