551353355143 has 2 divisors, whose sum is σ = 551353355144. Its totient is φ = 551353355142.

The previous prime is 551353355071. The next prime is 551353355153. The reversal of 551353355143 is 341553353155.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551353355143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551353355143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551353355153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275676677571 + 275676677572.

It is an arithmetic number, because the mean of its divisors is an integer number (275676677572).

Almost surely, 2^551353355143 is an apocalyptic number.

551353355143 is a deficient number, since it is larger than the sum of its proper divisors (1).

551353355143 is an equidigital number, since it uses as much as digits as its factorization.

551353355143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1012500, while the sum is 43.

The spelling of 551353355143 in words is "five hundred fifty-one billion, three hundred fifty-three million, three hundred fifty-five thousand, one hundred forty-three".