550324455139 has 2 divisors, whose sum is σ = 550324455140. Its totient is φ = 550324455138.

The previous prime is 550324455053. The next prime is 550324455169. The reversal of 550324455139 is 931554423055.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550324455139 - 2⁹ = 550324454627 is a prime.

It is not a weakly prime, because it can be changed into another prime (550324455169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275162227569 + 275162227570.

It is an arithmetic number, because the mean of its divisors is an integer number (275162227570).

Almost surely, 2^550324455139 is an apocalyptic number.

550324455139 is a deficient number, since it is larger than the sum of its proper divisors (1).

550324455139 is an equidigital number, since it uses as much as digits as its factorization.

550324455139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 550324455139 in words is "five hundred fifty billion, three hundred twenty-four million, four hundred fifty-five thousand, one hundred thirty-nine".