14878478846018 has 8 divisors (see below), whose sum is σ = 22337074489548. Its totient is φ = 7432787349504.

The previous prime is 14878478845969. The next prime is 14878478846047. The reversal of 14878478846018 is 81064887487841.

It can be written as a sum of positive squares in 2 ways, for example, as 12360617598289 + 2517861247729 = 3515767^2 + 1586777^2 .

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

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, 3226033871 + ... + 3226038482.

Almost surely, 2^{14878478846018} is an apocalyptic number.

14878478846018 is a deficient number, since it is larger than the sum of its proper divisors (7458595643530).

14878478846018 is a wasteful number, since it uses less digits than its factorization.

14878478846018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6452073508.

The product of its (nonzero) digits is 616562688, while the sum is 74.

The spelling of 14878478846018 in words is "fourteen trillion, eight hundred seventy-eight billion, four hundred seventy-eight million, eight hundred forty-six thousand, eighteen".