14811122840 has 64 divisors (see below), whose sum is σ = 35407886400. Its totient is φ = 5575878144.

The previous prime is 14811122819. The next prime is 14811122947. The reversal of 14811122840 is 4822111841.

It is a junction number, because it is equal to n+sod(n) for n = 14811122797 and 14811122806.

It is a congruent number.

It is an unprimeable number.

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, 158837 + ... + 234203.

It is an arithmetic number, because the mean of its divisors is an integer number (553248225).

Almost surely, 2^14811122840 is an apocalyptic number.

14811122840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14811122840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17703943200).

14811122840 is an abundant number, since it is smaller than the sum of its proper divisors (20596763560).

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

14811122840 is an equidigital number, since it uses as much as digits as its factorization.

14811122840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75429 (or 75391 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 32.

The spelling of 14811122840 in words is "fourteen billion, eight hundred eleven million, one hundred twenty-two thousand, eight hundred forty".