14473757257 has 4 divisors (see below), whose sum is σ = 14477328916. Its totient is φ = 14470185600.

The previous prime is 14473757251. The next prime is 14473757267. The reversal of 14473757257 is 75275737441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75275737441 = 68239 ⋅1103119.

It can be written as a sum of positive squares in 2 ways, for example, as 2306784841 + 12166972416 = 48029^2 + 110304^2 .

It is a cyclic number.

It is not a de Polignac number, because 14473757257 - 2¹¹ = 14473755209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14473757251) 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, 1779744 + ... + 1787857.

It is an arithmetic number, because the mean of its divisors is an integer number (3619332229).

Almost surely, 2^14473757257 is an apocalyptic number.

It is an amenable number.

14473757257 is a deficient number, since it is larger than the sum of its proper divisors (3571659).

14473757257 is an equidigital number, since it uses as much as digits as its factorization.

14473757257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571658.

The product of its digits is 5762400, while the sum is 52.

The spelling of 14473757257 in words is "fourteen billion, four hundred seventy-three million, seven hundred fifty-seven thousand, two hundred fifty-seven".