14949438720 has 144 divisors (see below), whose sum is σ = 47793887232. Its totient is φ = 3982417920.

The previous prime is 14949438709. The next prime is 14949438739. The reversal of 14949438720 is 2783494941.

It is a congruent number.

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, 6384750 + ... + 6387090.

Almost surely, 2^14949438720 is an apocalyptic number.

14949438720 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 14949438720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23896943616).

14949438720 is an abundant number, since it is smaller than the sum of its proper divisors (32844448512).

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

14949438720 is a wasteful number, since it uses less digits than its factorization.

14949438720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4028 (or 4014 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 14949438720 in words is "fourteen billion, nine hundred forty-nine million, four hundred thirty-eight thousand, seven hundred twenty".