64550343103 has 4 divisors (see below), whose sum is σ = 64550879208. Its totient is φ = 64549807000.

The previous prime is 64550343073. The next prime is 64550343107. The reversal of 64550343103 is 30134305546.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 64550343103 - 2¹³ = 64550334911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64550343107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5853 + ... + 359353.

It is an arithmetic number, because the mean of its divisors is an integer number (16137719802).

Almost surely, 2^64550343103 is an apocalyptic number.

64550343103 is a deficient number, since it is larger than the sum of its proper divisors (536105).

64550343103 is a wasteful number, since it uses less digits than its factorization.

64550343103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536104.

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

Adding to 64550343103 its reverse (30134305546), we get a palindrome (94684648649).

The spelling of 64550343103 in words is "sixty-four billion, five hundred fifty million, three hundred forty-three thousand, one hundred three".