553281100001 has 4 divisors (see below), whose sum is σ = 632321257152. Its totient is φ = 474240942852.

The previous prime is 553281099949. The next prime is 553281100039. The reversal of 553281100001 is 100001182355.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553281100001 is a prime.

It is a super-2 number, since 2×553281100001² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553281100601) 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 3 ways as a sum of consecutive naturals, for example, 39520078565 + ... + 39520078578.

It is an arithmetic number, because the mean of its divisors is an integer number (158080314288).

Almost surely, 2^553281100001 is an apocalyptic number.

It is an amenable number.

553281100001 is a deficient number, since it is larger than the sum of its proper divisors (79040157151).

553281100001 is an equidigital number, since it uses as much as digits as its factorization.

553281100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79040157150.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 553281100001 its reverse (100001182355), we get a palindrome (653282282356).

The spelling of 553281100001 in words is "five hundred fifty-three billion, two hundred eighty-one million, one hundred thousand, one".