14013533144 has 64 divisors (see below), whose sum is σ = 29833692000. Its totient is φ = 6117534720.

The previous prime is 14013533141. The next prime is 14013533147. The reversal of 14013533144 is 44133531041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14013533141) and next prime (14013533147).

It is a super-2 number, since 2×14013533144² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14013533141) 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, 1300772 + ... + 1311500.

Almost surely, 2^14013533144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14013533144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14916846000).

14013533144 is an abundant number, since it is smaller than the sum of its proper divisors (15820158856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14013533144 is a wasteful number, since it uses less digits than its factorization.

14013533144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11428 (or 11424 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 14013533144 in words is "fourteen billion, thirteen million, five hundred thirty-three thousand, one hundred forty-four".