14405772960 has 144 divisors (see below), whose sum is σ = 49490368200. Its totient is φ = 3815700480.

The previous prime is 14405772959. The next prime is 14405772967. The reversal of 14405772960 is 6927750441.

14405772960 is a `hidden beast` number, since 1 + 440 + 57 + 72 + 96 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11480693904 + 2925079056 = 107148^2 + 54084^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (14405772967) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180990 + ... + 248130.

Almost surely, 2^14405772960 is an apocalyptic number.

14405772960 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 14405772960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24745184100).

14405772960 is an abundant number, since it is smaller than the sum of its proper divisors (35084595240).

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

14405772960 is a wasteful number, since it uses less digits than its factorization.

14405772960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67311 (or 67300 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 14405772960 in words is "fourteen billion, four hundred five million, seven hundred seventy-two thousand, nine hundred sixty".