14530609778 has 8 divisors (see below), whose sum is σ = 21829919580. Its totient is φ = 7253969920.

The previous prime is 14530609741. The next prime is 14530609787. The reversal of 14530609778 is 87790603541.

14530609778 is digitally balanced in base 5, 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 2 ways, for example, as 13870479529 + 660130249 = 117773^2 + 25693^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×14530609778² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5665883 + ... + 5668446.

Almost surely, 2^14530609778 is an apocalyptic number.

14530609778 is a deficient number, since it is larger than the sum of its proper divisors (7299309802).

14530609778 is a wasteful number, since it uses less digits than its factorization.

14530609778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334972.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 14530609778 in words is "fourteen billion, five hundred thirty million, six hundred nine thousand, seven hundred seventy-eight".