550402023113 has 4 divisors (see below), whose sum is σ = 550406222100. Its totient is φ = 550397824128.

The previous prime is 550402023071. The next prime is 550402023131. The reversal of 550402023113 is 311320204055.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 540442581904 + 9959441209 = 735148^2 + 99797^2 .

It is a cyclic number.

It is not a de Polignac number, because 550402023113 - 2⁶ = 550402023049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550402023133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896320 + ... + 2167217.

It is an arithmetic number, because the mean of its divisors is an integer number (137601555525).

Almost surely, 2^550402023113 is an apocalyptic number.

It is an amenable number.

550402023113 is a deficient number, since it is larger than the sum of its proper divisors (4198987).

550402023113 is a wasteful number, since it uses less digits than its factorization.

550402023113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4198986.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 550402023113 its reverse (311320204055), we get a palindrome (861722227168).

The spelling of 550402023113 in words is "five hundred fifty billion, four hundred two million, twenty-three thousand, one hundred thirteen".