5500055531 has 2 divisors, whose sum is σ = 5500055532. Its totient is φ = 5500055530.

The previous prime is 5500055387. The next prime is 5500055537. The reversal of 5500055531 is 1355500055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5500055531 - 2¹⁴ = 5500039147 is a prime.

It is a super-2 number, since 2×5500055531² = 60501221688167383922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5500055494 and 5500055503.

It is not a weakly prime, because it can be changed into another prime (5500055537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750027765 + 2750027766.

It is an arithmetic number, because the mean of its divisors is an integer number (2750027766).

Almost surely, 2^5500055531 is an apocalyptic number.

5500055531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5500055531 is an equidigital number, since it uses as much as digits as its factorization.

5500055531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9375, while the sum is 29.

The square root of 5500055531 is about 74162.3592599372. The cubic root of 5500055531 is about 1765.1801083634.

Adding to 5500055531 its reverse (1355500055), we get a palindrome (6855555586).

The spelling of 5500055531 in words is "five billion, five hundred million, fifty-five thousand, five hundred thirty-one".