14428811904 has 128 divisors (see below), whose sum is σ = 43069622400. Its totient is φ = 4246573056.

The previous prime is 14428811899. The next prime is 14428811911. The reversal of 14428811904 is 40911882441.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×14428811904² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51982 + ... + 177650.

It is an arithmetic number, because the mean of its divisors is an integer number (336481425).

Almost surely, 2^14428811904 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 14428811904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21534811200).

14428811904 is an abundant number, since it is smaller than the sum of its proper divisors (28640810496).

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

14428811904 is a wasteful number, since it uses less digits than its factorization.

14428811904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125722 (or 125710 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 42.

The spelling of 14428811904 in words is "fourteen billion, four hundred twenty-eight million, eight hundred eleven thousand, nine hundred four".