16660326471700 has 36 divisors (see below), whose sum is σ = 36155714011200. Its totient is φ = 6663613433440.

The previous prime is 16660326471697. The next prime is 16660326471703. The reversal of 16660326471700 is 717462306661.

It is an interprime number because it is at equal distance from previous prime (16660326471697) and next prime (16660326471703).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16660326471703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5168092 + ... + 7747891.

It is an arithmetic number, because the mean of its divisors is an integer number (1004325389200).

Almost surely, 2^{16660326471700} is an apocalyptic number.

16660326471700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16660326471700 is an abundant number, since it is smaller than the sum of its proper divisors (19495387539500).

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

16660326471700 is a wasteful number, since it uses less digits than its factorization.

16660326471700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12928896 (or 12928889 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 16660326471700 in words is "sixteen trillion, six hundred sixty billion, three hundred twenty-six million, four hundred seventy-one thousand, seven hundred".