14211250657 has 8 divisors (see below), whose sum is σ = 15130343592. Its totient is φ = 13301395200.

The previous prime is 14211250637. The next prime is 14211250661. The reversal of 14211250657 is 75605211241.

It can be written as a sum of positive squares in 4 ways, for example, as 3749847696 + 10461402961 = 61236^2 + 102281^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14211250657 - 2¹¹ = 14211248609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14211250637) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2306194 + ... + 2312347.

It is an arithmetic number, because the mean of its divisors is an integer number (1891292949).

Almost surely, 2^14211250657 is an apocalyptic number.

14211250657 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

14211250657 is a deficient number, since it is larger than the sum of its proper divisors (919092935).

14211250657 is a wasteful number, since it uses less digits than its factorization.

14211250657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4618739.

The product of its (nonzero) digits is 16800, while the sum is 34.

Adding to 14211250657 its reverse (75605211241), we get a palindrome (89816461898).

The spelling of 14211250657 in words is "fourteen billion, two hundred eleven million, two hundred fifty thousand, six hundred fifty-seven".