3077779649 has 8 divisors (see below), whose sum is σ = 3518772288. Its totient is φ = 2637114480.

The previous prime is 3077779643. The next prime is 3077779673. The reversal of 3077779649 is 9469777703.

3077779649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3077779649 - 2⁴ = 3077779633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3077779643) 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, 61382 + ... + 99615.

It is an arithmetic number, because the mean of its divisors is an integer number (439846536).

Almost surely, 2^3077779649 is an apocalyptic number.

It is an amenable number.

3077779649 is a deficient number, since it is larger than the sum of its proper divisors (440992639).

3077779649 is a wasteful number, since it uses less digits than its factorization.

3077779649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163735.

The product of its (nonzero) digits is 14002632, while the sum is 59.

The square root of 3077779649 is about 55477.7401216019. The cubic root of 3077779649 is about 1454.6075627858.

The spelling of 3077779649 in words is "three billion, seventy-seven million, seven hundred seventy-nine thousand, six hundred forty-nine".