5533381818307 has 16 divisors (see below), whose sum is σ = 6326563737600. Its totient is φ = 4740875088768.

The previous prime is 5533381818161. The next prime is 5533381818337. The reversal of 5533381818307 is 7038181833355.

It is a happy number.

It is not a de Polignac number, because 5533381818307 - 2¹⁹ = 5533381294019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5533381818337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180950203 + ... + 180980779.

It is an arithmetic number, because the mean of its divisors is an integer number (395410233600).

Almost surely, 2^{5533381818307} is an apocalyptic number.

5533381818307 is a deficient number, since it is larger than the sum of its proper divisors (793181919293).

5533381818307 is a wasteful number, since it uses less digits than its factorization.

5533381818307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40770.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 5533381818307 in words is "five trillion, five hundred thirty-three billion, three hundred eighty-one million, eight hundred eighteen thousand, three hundred seven".