3077997665 has 8 divisors (see below), whose sum is σ = 3700689768. Its totient is φ = 2457669760.

The previous prime is 3077997649. The next prime is 3077997677. The reversal of 3077997665 is 5667997703.

3077997665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 988410721 + 2089586944 = 31439^2 + 45712^2 .

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

It is not a de Polignac number, because 3077997665 - 2⁴ = 3077997649 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588182 + ... + 593391.

It is an arithmetic number, because the mean of its divisors is an integer number (462586221).

Almost surely, 2^3077997665 is an apocalyptic number.

It is an amenable number.

3077997665 is a deficient number, since it is larger than the sum of its proper divisors (622692103).

3077997665 is a wasteful number, since it uses less digits than its factorization.

3077997665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182099.

The product of its (nonzero) digits is 15002820, while the sum is 59.

The square root of 3077997665 is about 55479.7049829936. The cubic root of 3077997665 is about 1454.6419079167.

The spelling of 3077997665 in words is "three billion, seventy-seven million, nine hundred ninety-seven thousand, six hundred sixty-five".