5550501001 has 2 divisors, whose sum is σ = 5550501002. Its totient is φ = 5550501000.

The previous prime is 5550500999. The next prime is 5550501007. The reversal of 5550501001 is 1001050555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5550250000 + 251001 = 74500^2 + 501^2 .

It is a cyclic number.

It is not a de Polignac number, because 5550501001 - 2¹ = 5550500999 is a prime.

It is a super-2 number, since 2×5550501001² = 61616122724204004002, which contains 22 as substring.

Together with 5550500999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5550501007) 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, 2775250500 + 2775250501.

It is an arithmetic number, because the mean of its divisors is an integer number (2775250501).

Almost surely, 2^5550501001 is an apocalyptic number.

It is an amenable number.

5550501001 is a deficient number, since it is larger than the sum of its proper divisors (1).

5550501001 is an equidigital number, since it uses as much as digits as its factorization.

5550501001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 5550501001 is about 74501.6845514247. The cubic root of 5550501001 is about 1770.5603257546.

Adding to 5550501001 its reverse (1001050555), we get a palindrome (6551551556).

The spelling of 5550501001 in words is "five billion, five hundred fifty million, five hundred one thousand, one".