16707401809920 has 1104 divisors, whose sum is σ = 63316400329728. Its totient is φ = 4058744094720.

The previous prime is 16707401809853. The next prime is 16707401809927. The reversal of 16707401809920 is 2990810470761.

16707401809920 is a `hidden beast` number, since 1 + 6 + 70 + 7 + 401 + 80 + 9 + 92 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (16707401809927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131554344897 + ... + 131554345023.

Almost surely, 2^{16707401809920} is an apocalyptic number.

16707401809920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16707401809920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31658200164864).

16707401809920 is an abundant number, since it is smaller than the sum of its proper divisors (46608998519808).

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

16707401809920 is an frugal number, since it uses more digits than its factorization.

16707401809920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 54.

The spelling of 16707401809920 in words is "sixteen trillion, seven hundred seven billion, four hundred one million, eight hundred nine thousand, nine hundred twenty".