6216346653 has 16 divisors (see below), whose sum is σ = 9286337856. Its totient is φ = 3665658240.

The previous prime is 6216346639. The next prime is 6216346673. The reversal of 6216346653 is 3566436126.

It is a happy number.

It is not a de Polignac number, because 6216346653 - 2¹² = 6216342557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6216346673) 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 15 ways as a sum of consecutive naturals, for example, 2544376 + ... + 2546817.

It is an arithmetic number, because the mean of its divisors is an integer number (580396116).

Almost surely, 2^6216346653 is an apocalyptic number.

It is an amenable number.

6216346653 is a deficient number, since it is larger than the sum of its proper divisors (3069991203).

6216346653 is a wasteful number, since it uses less digits than its factorization.

6216346653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091244.

The product of its digits is 466560, while the sum is 42.

The square root of 6216346653 is about 78843.8117609746. The cubic root of 6216346653 is about 1838.7036644313.

The spelling of 6216346653 in words is "six billion, two hundred sixteen million, three hundred forty-six thousand, six hundred fifty-three".