14065730816 has 36 divisors (see below), whose sum is σ = 28281525972. Its totient is φ = 6981513216.

The previous prime is 14065730813. The next prime is 14065730849. The reversal of 14065730816 is 61803756041.

It can be written as a sum of positive squares in 2 ways, for example, as 5172486400 + 8893244416 = 71920^2 + 94304^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14065730813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165455 + ... + 235598.

Almost surely, 2^14065730816 is an apocalyptic number.

14065730816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14065730816 is an abundant number, since it is smaller than the sum of its proper divisors (14215795156).

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

14065730816 is an equidigital number, since it uses as much as digits as its factorization.

14065730816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401206 (or 401192 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 14065730816 in words is "fourteen billion, sixty-five million, seven hundred thirty thousand, eight hundred sixteen".