605615616 has 200 divisors, whose sum is σ = 1916160840. Its totient is φ = 189775872.

The previous prime is 605615611. The next prime is 605615639. The reversal of 605615616 is 616516506.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605615611) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 704595 + ... + 705453.

Almost surely, 2^605615616 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 605615616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (958080420).

605615616 is an abundant number, since it is smaller than the sum of its proper divisors (1310545224).

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

605615616 is an equidigital number, since it uses as much as digits as its factorization.

605615616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906 (or 881 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 605615616 is about 24609.2587454397. The cubic root of 605615616 is about 846.0558285173.

The spelling of 605615616 in words is "six hundred five million, six hundred fifteen thousand, six hundred sixteen".