14750066665 has 4 divisors (see below), whose sum is σ = 17700080004. Its totient is φ = 11800053328.

The previous prime is 14750066651. The next prime is 14750066707. The reversal of 14750066665 is 56666005741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6472524304 + 8277542361 = 80452^2 + 90981^2 .

It is a cyclic number.

It is not a de Polignac number, because 14750066665 - 2⁹ = 14750066153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475006662 + ... + 1475006671.

It is an arithmetic number, because the mean of its divisors is an integer number (4425020001).

Almost surely, 2^14750066665 is an apocalyptic number.

It is an amenable number.

14750066665 is a deficient number, since it is larger than the sum of its proper divisors (2950013339).

14750066665 is an equidigital number, since it uses as much as digits as its factorization.

14750066665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2950013338.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 14750066665 in words is "fourteen billion, seven hundred fifty million, sixty-six thousand, six hundred sixty-five".