5255511011 has 16 divisors (see below), whose sum is σ = 5351718144. Its totient is φ = 5160443904.

The previous prime is 5255511007. The next prime is 5255511029. The reversal of 5255511011 is 1101155525.

It is a cyclic number.

It is not a de Polignac number, because 5255511011 - 2² = 5255511007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5255511311) 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 in 15 ways as a sum of consecutive naturals, for example, 8657870 + ... + 8658476.

It is an arithmetic number, because the mean of its divisors is an integer number (334482384).

Almost surely, 2^5255511011 is an apocalyptic number.

5255511011 is a deficient number, since it is larger than the sum of its proper divisors (96207133).

5255511011 is a wasteful number, since it uses less digits than its factorization.

5255511011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310.

The product of its (nonzero) digits is 1250, while the sum is 26.

The square root of 5255511011 is about 72494.9033449938. The cubic root of 5255511011 is about 1738.6212501272.

Adding to 5255511011 its reverse (1101155525), we get a palindrome (6356666536).

The spelling of 5255511011 in words is "five billion, two hundred fifty-five million, five hundred eleven thousand, eleven".