6653613916 has 24 divisors (see below), whose sum is σ = 11679469200. Its totient is φ = 3316639872.

The previous prime is 6653613899. The next prime is 6653613937. The reversal of 6653613916 is 6193163566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2609010 + ... + 2611558.

It is an arithmetic number, because the mean of its divisors is an integer number (486644550).

Almost surely, 2^6653613916 is an apocalyptic number.

It is an amenable number.

6653613916 is a deficient number, since it is larger than the sum of its proper divisors (5025855284).

6653613916 is a wasteful number, since it uses less digits than its factorization.

6653613916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4293 (or 4291 counting only the distinct ones).

The product of its digits is 524880, while the sum is 46.

The square root of 6653613916 is about 81569.6874825446. The cubic root of 6653613916 is about 1880.8429443818.

The spelling of 6653613916 in words is "six billion, six hundred fifty-three million, six hundred thirteen thousand, nine hundred sixteen".