550330444091 has 2 divisors, whose sum is σ = 550330444092. Its totient is φ = 550330444090.

The previous prime is 550330444063. The next prime is 550330444151. The reversal of 550330444091 is 190444033055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550330444091 - 2²⁶ = 550263335227 is a prime.

It is not a weakly prime, because it can be changed into another prime (550330444021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275165222045 + 275165222046.

It is an arithmetic number, because the mean of its divisors is an integer number (275165222046).

Almost surely, 2^550330444091 is an apocalyptic number.

550330444091 is a deficient number, since it is larger than the sum of its proper divisors (1).

550330444091 is an equidigital number, since it uses as much as digits as its factorization.

550330444091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 550330444091 in words is "five hundred fifty billion, three hundred thirty million, four hundred forty-four thousand, ninety-one".