14549749380 has 72 divisors (see below), whose sum is σ = 44153410392. Its totient is φ = 3878247936.

The previous prime is 14549749273. The next prime is 14549749381. The reversal of 14549749380 is 8394794541.

14549749380 is a `hidden beast` number, since 1 + 4 + 549 + 7 + 4 + 93 + 8 + 0 = 666.

14549749380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2456788356 + 12092961024 = 49566^2 + 109968^2 .

It is not an unprimeable number, because it can be changed into a prime (14549749381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 429544 + ... + 462176.

It is an arithmetic number, because the mean of its divisors is an integer number (613241811).

Almost surely, 2^14549749380 is an apocalyptic number.

14549749380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14549749380 is an abundant number, since it is smaller than the sum of its proper divisors (29603661012).

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

14549749380 is a wasteful number, since it uses less digits than its factorization.

14549749380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35125 (or 35120 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 14549749380 in words is "fourteen billion, five hundred forty-nine million, seven hundred forty-nine thousand, three hundred eighty".