3077979648 has 80 divisors (see below), whose sum is σ = 8213380560. Its totient is φ = 1024311296.

The previous prime is 3077979647. The next prime is 3077979661. The reversal of 3077979648 is 8469797703.

3077979648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3077979591 and 3077979600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3077979647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1241386 + ... + 1243862.

It is an arithmetic number, because the mean of its divisors is an integer number (102667257).

Almost surely, 2^3077979648 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 3077979648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4106690280).

3077979648 is an abundant number, since it is smaller than the sum of its proper divisors (5135400912).

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

3077979648 is an equidigital number, since it uses as much as digits as its factorization.

3077979648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307 (or 3291 counting only the distinct ones).

The product of its (nonzero) digits is 16003008, while the sum is 60.

The square root of 3077979648 is about 55479.5426080641. The cubic root of 3077979648 is about 1454.6390696717.

The spelling of 3077979648 in words is "three billion, seventy-seven million, nine hundred seventy-nine thousand, six hundred forty-eight".