14687823057 has 4 divisors (see below), whose sum is σ = 19583764080. Its totient is φ = 9791882036.

The previous prime is 14687823049. The next prime is 14687823071. The reversal of 14687823057 is 75032878641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14687823057 - 2³ = 14687823049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14687823257) 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 3 ways as a sum of consecutive naturals, for example, 2447970507 + ... + 2447970512.

It is an arithmetic number, because the mean of its divisors is an integer number (4895941020).

Almost surely, 2^14687823057 is an apocalyptic number.

It is an amenable number.

14687823057 is a deficient number, since it is larger than the sum of its proper divisors (4895941023).

14687823057 is an equidigital number, since it uses as much as digits as its factorization.

14687823057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4895941022.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 14687823057 in words is "fourteen billion, six hundred eighty-seven million, eight hundred twenty-three thousand, fifty-seven".