14454117953 has 32 divisors (see below), whose sum is σ = 16594606080. Its totient is φ = 12461722240.

The previous prime is 14454117949. The next prime is 14454117973. The reversal of 14454117953 is 35971145441.

It is not a de Polignac number, because 14454117953 - 2² = 14454117949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14454117943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21162350 + ... + 21163032.

It is an arithmetic number, because the mean of its divisors is an integer number (518581440).

Almost surely, 2^14454117953 is an apocalyptic number.

It is an amenable number.

14454117953 is a deficient number, since it is larger than the sum of its proper divisors (2140488127).

14454117953 is a wasteful number, since it uses less digits than its factorization.

14454117953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309.

The product of its digits is 302400, while the sum is 44.

The spelling of 14454117953 in words is "fourteen billion, four hundred fifty-four million, one hundred seventeen thousand, nine hundred fifty-three".