13894467660 has 72 divisors (see below), whose sum is σ = 42180203520. Its totient is φ = 3702233088.

The previous prime is 13894467607. The next prime is 13894467677. The reversal of 13894467660 is 6676449831.

13894467660 is a `hidden beast` number, since 1 + 38 + 94 + 467 + 6 + 60 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13894467597 and 13894467606.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200044 + ... + 260396.

It is an arithmetic number, because the mean of its divisors is an integer number (585836160).

Almost surely, 2^13894467660 is an apocalyptic number.

13894467660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13894467660 is an abundant number, since it is smaller than the sum of its proper divisors (28285735860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13894467660 is a wasteful number, since it uses less digits than its factorization.

13894467660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61647 (or 61642 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 13894467660 in words is "thirteen billion, eight hundred ninety-four million, four hundred sixty-seven thousand, six hundred sixty".