14613707857 has 4 divisors (see below), whose sum is σ = 16701380416. Its totient is φ = 12526035300.

The previous prime is 14613707851. The next prime is 14613707887. The reversal of 14613707857 is 75870731641.

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 a de Polignac number, because none of the positive numbers 2^k-14613707857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14613707857.

It is not an unprimeable number, because it can be changed into a prime (14613707851) 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, 1043836269 + ... + 1043836282.

It is an arithmetic number, because the mean of its divisors is an integer number (4175345104).

Almost surely, 2^14613707857 is an apocalyptic number.

It is an amenable number.

14613707857 is a deficient number, since it is larger than the sum of its proper divisors (2087672559).

14613707857 is an equidigital number, since it uses as much as digits as its factorization.

14613707857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087672558.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 14613707857 in words is "fourteen billion, six hundred thirteen million, seven hundred seven thousand, eight hundred fifty-seven".