3550436143 has 4 divisors (see below), whose sum is σ = 3563253880. Its totient is φ = 3537618408.

The previous prime is 3550436129. The next prime is 3550436191. The reversal of 3550436143 is 3416340553.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3550436143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3550436099 and 3550436108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3550406143) 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, 6408453 + ... + 6409006.

It is an arithmetic number, because the mean of its divisors is an integer number (890813470).

Almost surely, 2^3550436143 is an apocalyptic number.

3550436143 is a deficient number, since it is larger than the sum of its proper divisors (12817737).

3550436143 is a wasteful number, since it uses less digits than its factorization.

3550436143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12817736.

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 3550436143 is about 59585.5363574081. The cubic root of 3550436143 is about 1525.5527718225.

Adding to 3550436143 its reverse (3416340553), we get a palindrome (6966776696).

The spelling of 3550436143 in words is "three billion, five hundred fifty million, four hundred thirty-six thousand, one hundred forty-three".