14462228938778 has 4 divisors (see below), whose sum is σ = 21693343408170. Its totient is φ = 7231114469388.

The previous prime is 14462228938771. The next prime is 14462228938799. The reversal of 14462228938778 is 87783982226441.

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., 8393460739609 + 6068768199169 = 2897147^2 + 2463487^2 .

It is not an unprimeable number, because it can be changed into a prime (14462228938771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3615557234693 + ... + 3615557234696.

Almost surely, 2^{14462228938778} is an apocalyptic number.

14462228938778 is a deficient number, since it is larger than the sum of its proper divisors (7231114469392).

14462228938778 is an equidigital number, since it uses as much as digits as its factorization.

14462228938778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7231114469391.

The product of its digits is 520224768, while the sum is 71.

The spelling of 14462228938778 in words is "fourteen trillion, four hundred sixty-two billion, two hundred twenty-eight million, nine hundred thirty-eight thousand, seven hundred seventy-eight".