16674946647000 has 128 divisors (see below), whose sum is σ = 52065958127040. Its totient is φ = 4443222988800.

The previous prime is 16674946646999. The next prime is 16674946647019. The reversal of 16674946647000 is 74664947661.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1748242 + ... + 6033758.

Almost surely, 2^{16674946647000} is an apocalyptic number.

16674946647000 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 16674946647000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26032979063520).

16674946647000 is an abundant number, since it is smaller than the sum of its proper divisors (35391011480040).

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

16674946647000 is a wasteful number, since it uses less digits than its factorization.

16674946647000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4286838 (or 4286824 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 60.

The spelling of 16674946647000 in words is "sixteen trillion, six hundred seventy-four billion, nine hundred forty-six million, six hundred forty-seven thousand".