14490622128 has 80 divisors (see below), whose sum is σ = 38453538816. Its totient is φ = 4699322880.

The previous prime is 14490622121. The next prime is 14490622141. The reversal of 14490622128 is 82122609441.

It is a Cunningham number, because it is equal to 120377²-1.

It is not an unprimeable number, because it can be changed into a prime (14490622121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712225 + ... + 732287.

Almost surely, 2^14490622128 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 14490622128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19226769408).

14490622128 is an abundant number, since it is smaller than the sum of its proper divisors (23962916688).

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

14490622128 is a wasteful number, since it uses less digits than its factorization.

14490622128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20482 (or 20476 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 14490622128 in words is "fourteen billion, four hundred ninety million, six hundred twenty-two thousand, one hundred twenty-eight".