16898655540492 has 108 divisors (see below), whose sum is σ = 47518039983960. Its totient is φ = 5059108158720.

The previous prime is 16898655540463. The next prime is 16898655540499. The reversal of 16898655540492 is 29404555689861.

16898655540492 is a `hidden beast` number, since 1 + 6 + 8 + 9 + 8 + 65 + 554 + 0 + 4 + 9 + 2 = 666.

16898655540492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16898655540492.

It is not an unprimeable number, because it can be changed into a prime (16898655540499) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23008317 + ... + 23731412.

Almost surely, 2^{16898655540492} is an apocalyptic number.

16898655540492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16898655540492 is an abundant number, since it is smaller than the sum of its proper divisors (30619384443468).

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

16898655540492 is a wasteful number, since it uses less digits than its factorization.

16898655540492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46739844 (or 46739828 counting only the distinct ones).

The product of its (nonzero) digits is 746496000, while the sum is 72.

The spelling of 16898655540492 in words is "sixteen trillion, eight hundred ninety-eight billion, six hundred fifty-five million, five hundred forty thousand, four hundred ninety-two".