14001223545 has 64 divisors (see below), whose sum is σ = 26401697280. Its totient is φ = 7015680000.

The previous prime is 14001223541. The next prime is 14001223547. The reversal of 14001223545 is 54532210041.

It is not a de Polignac number, because 14001223545 - 2² = 14001223541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14001223541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1374220 + ... + 1384370.

It is an arithmetic number, because the mean of its divisors is an integer number (412526520).

Almost surely, 2^14001223545 is an apocalyptic number.

14001223545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14001223545 is a deficient number, since it is larger than the sum of its proper divisors (12400473735).

14001223545 is a wasteful number, since it uses less digits than its factorization.

14001223545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10783 (or 10777 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 14001223545 its reverse (54532210041), we get a palindrome (68533433586).

The spelling of 14001223545 in words is "fourteen billion, one million, two hundred twenty-three thousand, five hundred forty-five".