553766321101423 has 4 divisors (see below), whose sum is σ = 553766949908200. Its totient is φ = 553765692294648.

The previous prime is 553766321101321. The next prime is 553766321101447. The reversal of 553766321101423 is 324101123667355.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 553766321101423 - 2²⁹ = 553765784230511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553766321107423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313080540 + ... + 314844337.

It is an arithmetic number, because the mean of its divisors is an integer number (138441737477050).

Almost surely, 2^{553766321101423} is an apocalyptic number.

553766321101423 is a deficient number, since it is larger than the sum of its proper divisors (628806777).

553766321101423 is an equidigital number, since it uses as much as digits as its factorization.

553766321101423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628806776.

The product of its (nonzero) digits is 2721600, while the sum is 49.

Adding to 553766321101423 its reverse (324101123667355), we get a palindrome (877867444768778).

The spelling of 553766321101423 in words is "five hundred fifty-three trillion, seven hundred sixty-six billion, three hundred twenty-one million, one hundred one thousand, four hundred twenty-three".