14120111440 has 40 divisors (see below), whose sum is σ = 34557118560. Its totient is φ = 5350778496.

The previous prime is 14120111429. The next prime is 14120111503. The reversal of 14120111440 is 4411102141.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4643254 + ... + 4646293.

It is an arithmetic number, because the mean of its divisors is an integer number (863927964).

Almost surely, 2^14120111440 is an apocalyptic number.

14120111440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14120111440 is an abundant number, since it is smaller than the sum of its proper divisors (20437007120).

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

14120111440 is a wasteful number, since it uses less digits than its factorization.

14120111440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9289579 (or 9289573 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 14120111440 its reverse (4411102141), we get a palindrome (18531213581).

The spelling of 14120111440 in words is "fourteen billion, one hundred twenty million, one hundred eleven thousand, four hundred forty".