14894144240 has 20 divisors (see below), whose sum is σ = 34628885544. Its totient is φ = 5957657664.

The previous prime is 14894144231. The next prime is 14894144273. The reversal of 14894144240 is 4244149841.

It is a tau number, because it is divible by the number of its divisors (20).

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 3 ways as a sum of consecutive naturals, for example, 93088322 + ... + 93088481.

Almost surely, 2^14894144240 is an apocalyptic number.

14894144240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14894144240 is an abundant number, since it is smaller than the sum of its proper divisors (19734741304).

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

14894144240 is a wasteful number, since it uses less digits than its factorization.

14894144240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186176816 (or 186176810 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 41.

The spelling of 14894144240 in words is "fourteen billion, eight hundred ninety-four million, one hundred forty-four thousand, two hundred forty".