14465621445 has 16 divisors (see below), whose sum is σ = 25249084992. Its totient is φ = 7013634560.

The previous prime is 14465621431. The next prime is 14465621447. The reversal of 14465621445 is 54412656441.

It is a happy number.

It is not a de Polignac number, because 14465621445 - 2²⁰ = 14464572869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14465621397 and 14465621406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14465621447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43835052 + ... + 43835381.

It is an arithmetic number, because the mean of its divisors is an integer number (1578067812).

Almost surely, 2^14465621445 is an apocalyptic number.

14465621445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14465621445 is a deficient number, since it is larger than the sum of its proper divisors (10783463547).

14465621445 is a wasteful number, since it uses less digits than its factorization.

14465621445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87670452.

The product of its digits is 460800, while the sum is 42.

The spelling of 14465621445 in words is "fourteen billion, four hundred sixty-five million, six hundred twenty-one thousand, four hundred forty-five".