5625418553 has 2 divisors, whose sum is σ = 5625418554. Its totient is φ = 5625418552.

The previous prime is 5625418457. The next prime is 5625418613. The reversal of 5625418553 is 3558145265.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2893579264 + 2731839289 = 53792^2 + 52267^2 .

It is a cyclic number.

It is not a de Polignac number, because 5625418553 - 2¹⁸ = 5625156409 is a prime.

It is a super-2 number, since 2×5625418553² = 63290667792873227618, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5625418853) 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, 2812709276 + 2812709277.

It is an arithmetic number, because the mean of its divisors is an integer number (2812709277).

Almost surely, 2^5625418553 is an apocalyptic number.

It is an amenable number.

5625418553 is a deficient number, since it is larger than the sum of its proper divisors (1).

5625418553 is an equidigital number, since it uses as much as digits as its factorization.

5625418553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720000, while the sum is 44.

The square root of 5625418553 is about 75002.7903014281. The cubic root of 5625418553 is about 1778.4907622136.

The spelling of 5625418553 in words is "five billion, six hundred twenty-five million, four hundred eighteen thousand, five hundred fifty-three".