14219387522 has 6 divisors (see below), whose sum is σ = 21329334243. Its totient is φ = 7109609442.

The previous prime is 14219387491. The next prime is 14219387549. The reversal of 14219387522 is 22578391241.

It can be written as a sum of positive squares in only one way, i.e., 7109693761 + 7109693761 = 84319^2 + 84319^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=84319.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 126479 + ... + 210797.

Almost surely, 2^14219387522 is an apocalyptic number.

14219387522 is a deficient number, since it is larger than the sum of its proper divisors (7109946721).

14219387522 is an frugal number, since it uses more digits than its factorization.

14219387522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168640 (or 84321 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The spelling of 14219387522 in words is "fourteen billion, two hundred nineteen million, three hundred eighty-seven thousand, five hundred twenty-two".