6163663616 has 144 divisors (see below), whose sum is σ = 14304729600. Its totient is φ = 2619555840.

The previous prime is 6163663609. The next prime is 6163663651.

It is a happy number.

6163663616 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×6163663616³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9526205 + ... + 9526851.

It is an arithmetic number, because the mean of its divisors is an integer number (99338400).

Almost surely, 2^6163663616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6163663616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7152364800).

6163663616 is an abundant number, since it is smaller than the sum of its proper divisors (8141065984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6163663616 is a wasteful number, since it uses less digits than its factorization.

6163663616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890 (or 876 counting only the distinct ones).

The product of its digits is 419904, while the sum is 44.

The square root of 6163663616 is about 78509.0034072526. The cubic root of 6163663616 is about 1833.4946327577.

The spelling of 6163663616 in words is "six billion, one hundred sixty-three million, six hundred sixty-three thousand, six hundred sixteen".