14641444720 has 160 divisors (see below), whose sum is σ = 39687459840. Its totient is φ = 4919439360.

The previous prime is 14641444709. The next prime is 14641444733. The reversal of 14641444720 is 2744414641.

It is a self number, because there is not a number n which added to its sum of digits gives 14641444720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16618680 + ... + 16619560.

It is an arithmetic number, because the mean of its divisors is an integer number (248046624).

Almost surely, 2^14641444720 is an apocalyptic number.

14641444720 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 14641444720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19843729920).

14641444720 is an abundant number, since it is smaller than the sum of its proper divisors (25046015120).

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

14641444720 is a wasteful number, since it uses less digits than its factorization.

14641444720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463 (or 1457 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 37.

It can be divided in two parts, 14641 and 444720, that added together give a triangular number (459361 = T₉₅₈).

The spelling of 14641444720 in words is "fourteen billion, six hundred forty-one million, four hundred forty-four thousand, seven hundred twenty".