550180806403 has 2 divisors, whose sum is σ = 550180806404. Its totient is φ = 550180806402.

The previous prime is 550180806389. The next prime is 550180806493. The reversal of 550180806403 is 304608081055.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550180806403 is a prime.

It is not a weakly prime, because it can be changed into another prime (550180806493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275090403201 + 275090403202.

It is an arithmetic number, because the mean of its divisors is an integer number (275090403202).

Almost surely, 2^550180806403 is an apocalyptic number.

550180806403 is a deficient number, since it is larger than the sum of its proper divisors (1).

550180806403 is an equidigital number, since it uses as much as digits as its factorization.

550180806403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 40.

Adding to 550180806403 its reverse (304608081055), we get a palindrome (854788887458).

The spelling of 550180806403 in words is "five hundred fifty billion, one hundred eighty million, eight hundred six thousand, four hundred three".