6216420033 has 16 divisors (see below), whose sum is σ = 9211567360. Its totient is φ = 4143354768.

The previous prime is 6216420017. The next prime is 6216420037. The reversal of 6216420033 is 3300246126.

6216420033 is a `hidden beast` number, since 621 + 6 + 4 + 2 + 0 + 0 + 33 = 666.

It is not a de Polignac number, because 6216420033 - 2⁴ = 6216420017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6216419979 and 6216420006.

It is not an unprimeable number, because it can be changed into a prime (6216420037) 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, 110616 + ... + 157062.

It is an arithmetic number, because the mean of its divisors is an integer number (575722960).

Almost surely, 2^6216420033 is an apocalyptic number.

It is an amenable number.

6216420033 is a deficient number, since it is larger than the sum of its proper divisors (2995147327).

6216420033 is a wasteful number, since it uses less digits than its factorization.

6216420033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51413 (or 51407 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 6216420033 is about 78844.2771100097. The cubic root of 6216420033 is about 1838.7108993102.

Adding to 6216420033 its reverse (3300246126), we get a palindrome (9516666159).

The spelling of 6216420033 in words is "six billion, two hundred sixteen million, four hundred twenty thousand, thirty-three".