16442066745740 has 24 divisors (see below), whose sum is σ = 34650348447120. Its totient is φ = 6553587025728.

The previous prime is 16442066745697. The next prime is 16442066745763. The reversal of 16442066745740 is 4754766024461.

It is a super-3 number, since 3×16442066745740³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1452473735 + ... + 1452485054.

It is an arithmetic number, because the mean of its divisors is an integer number (1443764518630).

Almost surely, 2^{16442066745740} is an apocalyptic number.

16442066745740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16442066745740 is an abundant number, since it is smaller than the sum of its proper divisors (18208281701380).

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

16442066745740 is a wasteful number, since it uses less digits than its factorization.

16442066745740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904959081 (or 2904959079 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 56.

The spelling of 16442066745740 in words is "sixteen trillion, four hundred forty-two billion, sixty-six million, seven hundred forty-five thousand, seven hundred forty".