14150638394 has 4 divisors (see below), whose sum is σ = 21225957594. Its totient is φ = 7075319196.

The previous prime is 14150638391. The next prime is 14150638409. The reversal of 14150638394 is 49383605141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8728230625 + 5422407769 = 93425^2 + 73637^2 .

It is not an unprimeable number, because it can be changed into a prime (14150638391) by changing a digit.

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 as a sum of consecutive naturals, namely, 3537659597 + ... + 3537659600.

Almost surely, 2^14150638394 is an apocalyptic number.

14150638394 is a deficient number, since it is larger than the sum of its proper divisors (7075319200).

14150638394 is an equidigital number, since it uses as much as digits as its factorization.

14150638394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7075319199.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 14150638394 in words is "fourteen billion, one hundred fifty million, six hundred thirty-eight thousand, three hundred ninety-four".