6619796736 has 288 divisors, whose sum is σ = 21541863168. Its totient is φ = 1761607680.

The previous prime is 6619796717. The next prime is 6619796767. The reversal of 6619796736 is 6376979166.

It is a self number, because there is not a number n which added to its sum of digits gives 6619796736.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10326976 + ... + 10327616.

It is an arithmetic number, because the mean of its divisors is an integer number (74798136).

Almost surely, 2^6619796736 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 6619796736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10770931584).

6619796736 is an abundant number, since it is smaller than the sum of its proper divisors (14922066432).

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

6619796736 is a wasteful number, since it uses less digits than its factorization.

6619796736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797 (or 783 counting only the distinct ones).

The product of its digits is 15431472, while the sum is 60.

The square root of 6619796736 is about 81362.1333053651. The cubic root of 6619796736 is about 1877.6510515626.

The spelling of 6619796736 in words is "six billion, six hundred nineteen million, seven hundred ninety-six thousand, seven hundred thirty-six".