14456656457 has 8 divisors (see below), whose sum is σ = 14822422440. Its totient is φ = 14091517440.

The previous prime is 14456656433. The next prime is 14456656493. The reversal of 14456656457 is 75465665441.

It can be written as a sum of positive squares in 4 ways, for example, as 31685641 + 14424970816 = 5629^2 + 120104^2 .

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 14456656457 - 2¹⁶ = 14456590921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14456656399 and 14456656408.

It is not an unprimeable number, because it can be changed into a prime (14456656427) 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, 109868 + ... + 202445.

It is an arithmetic number, because the mean of its divisors is an integer number (1852802805).

Almost surely, 2^14456656457 is an apocalyptic number.

It is an amenable number.

14456656457 is a deficient number, since it is larger than the sum of its proper divisors (365765983).

14456656457 is a wasteful number, since it uses less digits than its factorization.

14456656457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313483.

The product of its digits is 12096000, while the sum is 53.

The spelling of 14456656457 in words is "fourteen billion, four hundred fifty-six million, six hundred fifty-six thousand, four hundred fifty-seven".