3007781616 has 160 divisors (see below), whose sum is σ = 9028850688. Its totient is φ = 845107200.

The previous prime is 3007781549. The next prime is 3007781629. The reversal of 3007781616 is 6161877003.

3007781616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 8925000 + ... + 8925336.

Almost surely, 2^3007781616 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 3007781616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4514425344).

3007781616 is an abundant number, since it is smaller than the sum of its proper divisors (6021069072).

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

3007781616 is a wasteful number, since it uses less digits than its factorization.

3007781616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719 (or 713 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 3007781616 is about 54843.2458558025. The cubic root of 3007781616 is about 1443.4954972617.

The spelling of 3007781616 in words is "three billion, seven million, seven hundred eighty-one thousand, six hundred sixteen".