16840633743792 has 60 divisors (see below), whose sum is σ = 48339100944520. Its totient is φ = 5613516149760.

The previous prime is 16840633743779. The next prime is 16840633743823. The reversal of 16840633743792 is 29734733604861.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

16840633743792 is a `hidden beast` number, since 1 + 6 + 84 + 0 + 6 + 3 + 37 + 437 + 92 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85195792 + ... + 85393232.

Almost surely, 2^{16840633743792} is an apocalyptic number.

16840633743792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16840633743792 is an abundant number, since it is smaller than the sum of its proper divisors (31498467200728).

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

16840633743792 is an frugal number, since it uses more digits than its factorization.

16840633743792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394899 (or 197446 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 63.

The spelling of 16840633743792 in words is "sixteen trillion, eight hundred forty billion, six hundred thirty-three million, seven hundred forty-three thousand, seven hundred ninety-two".