550005499999 has 2 divisors, whose sum is σ = 550005500000. Its totient is φ = 550005499998.

The previous prime is 550005499943. The next prime is 550005500017. The reversal of 550005499999 is 999994500055.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550005499999 - 2⁷ = 550005499871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550005499999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550005497999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275002749999 + 275002750000.

It is an arithmetic number, because the mean of its divisors is an integer number (275002750000).

Almost surely, 2^550005499999 is an apocalyptic number.

550005499999 is a deficient number, since it is larger than the sum of its proper divisors (1).

550005499999 is an equidigital number, since it uses as much as digits as its factorization.

550005499999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29524500, while the sum is 64.

The spelling of 550005499999 in words is "five hundred fifty billion, five million, four hundred ninety-nine thousand, nine hundred ninety-nine".