555103400223 has 16 divisors (see below), whose sum is σ = 749088827136. Its totient is φ = 365614515840.

The previous prime is 555103400219. The next prime is 555103400231. The reversal of 555103400223 is 322004301555.

It is not a de Polignac number, because 555103400223 - 2² = 555103400219 is a prime.

It is a super-2 number, since 2×555103400223² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555103400123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2527165 + ... + 2738022.

It is an arithmetic number, because the mean of its divisors is an integer number (46818051696).

Almost surely, 2^555103400223 is an apocalyptic number.

555103400223 is a deficient number, since it is larger than the sum of its proper divisors (193985426913).

555103400223 is a wasteful number, since it uses less digits than its factorization.

555103400223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265614.

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 555103400223 its reverse (322004301555), we get a palindrome (877107701778).

The spelling of 555103400223 in words is "five hundred fifty-five billion, one hundred three million, four hundred thousand, two hundred twenty-three".