14519521672 has 8 divisors (see below), whose sum is σ = 27224103150. Its totient is φ = 7259760832.

The previous prime is 14519521649. The next prime is 14519521697. The reversal of 14519521672 is 27612591541.

It can be written as a sum of positive squares in only one way, i.e., 8893621636 + 5625900036 = 94306^2 + 75006^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907470097 + ... + 907470112.

Almost surely, 2^14519521672 is an apocalyptic number.

It is an amenable number.

14519521672 is a deficient number, since it is larger than the sum of its proper divisors (12704581478).

14519521672 is a wasteful number, since it uses less digits than its factorization.

14519521672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814940215 (or 1814940211 counting only the distinct ones).

The product of its digits is 151200, while the sum is 43.

The spelling of 14519521672 in words is "fourteen billion, five hundred nineteen million, five hundred twenty-one thousand, six hundred seventy-two".