14685607257 has 8 divisors (see below), whose sum is σ = 19584033120. Its totient is φ = 9788793120.

The previous prime is 14685607253. The next prime is 14685607259. The reversal of 14685607257 is 75270658641.

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

It is not a de Polignac number, because 14685607257 - 2² = 14685607253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14685607253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381507 + ... + 418232.

It is an arithmetic number, because the mean of its divisors is an integer number (2448004140).

Almost surely, 2^14685607257 is an apocalyptic number.

It is an amenable number.

14685607257 is a deficient number, since it is larger than the sum of its proper divisors (4898425863).

14685607257 is an equidigital number, since it uses as much as digits as its factorization.

14685607257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805863.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 14685607257 in words is "fourteen billion, six hundred eighty-five million, six hundred seven thousand, two hundred fifty-seven".