550455301055243 has 8 divisors (see below), whose sum is σ = 581552188937280. Its totient is φ = 520166124546880.

The previous prime is 550455301055159. The next prime is 550455301055263. The reversal of 550455301055243 is 342550103554055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550455301055243 - 2¹⁶ = 550455300989707 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550455301055263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201927842018 + ... + 201927844743.

It is an arithmetic number, because the mean of its divisors is an integer number (72694023617160).

Almost surely, 2^{550455301055243} is an apocalyptic number.

550455301055243 is a deficient number, since it is larger than the sum of its proper divisors (31096887882037).

550455301055243 is a wasteful number, since it uses less digits than its factorization.

550455301055243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403855686837.

The product of its (nonzero) digits is 4500000, while the sum is 47.

The spelling of 550455301055243 in words is "five hundred fifty trillion, four hundred fifty-five billion, three hundred one million, fifty-five thousand, two hundred forty-three".