9377463665 has 4 divisors (see below), whose sum is σ = 11252956404. Its totient is φ = 7501970928.

The previous prime is 9377463649. The next prime is 9377463673. The reversal of 9377463665 is 5663647739.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5663647739 = 109 ⋅51960071.

It can be written as a sum of positive squares in 2 ways, for example, as 1524668209 + 7852795456 = 39047^2 + 88616^2 .

It is a cyclic number.

It is not a de Polignac number, because 9377463665 - 2⁴ = 9377463649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9377463665.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 937746362 + ... + 937746371.

It is an arithmetic number, because the mean of its divisors is an integer number (2813239101).

Almost surely, 2^9377463665 is an apocalyptic number.

It is an amenable number.

9377463665 is a deficient number, since it is larger than the sum of its proper divisors (1875492739).

9377463665 is a wasteful number, since it uses less digits than its factorization.

9377463665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875492738.

The product of its digits is 17146080, while the sum is 56.

The square root of 9377463665 is about 96837.3051308224. The cubic root of 9377463665 is about 2108.7663524582.

The spelling of 9377463665 in words is "nine billion, three hundred seventy-seven million, four hundred sixty-three thousand, six hundred sixty-five".