3785426530166 has 16 divisors (see below), whose sum is σ = 5682383478720. Its totient is φ = 1891298973960.

The previous prime is 3785426530133. The next prime is 3785426530169. The reversal of 3785426530166 is 6610356245873.

It is a happy number.

It is a super-3 number, since 3×3785426530166³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3785426530169) by changing a digit.

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, 30538085 + ... + 30661791.

It is an arithmetic number, because the mean of its divisors is an integer number (355148967420).

Almost surely, 2^{3785426530166} is an apocalyptic number.

3785426530166 is a deficient number, since it is larger than the sum of its proper divisors (1896956948554).

3785426530166 is a wasteful number, since it uses less digits than its factorization.

3785426530166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135019.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 3785426530166 in words is "three trillion, seven hundred eighty-five billion, four hundred twenty-six million, five hundred thirty thousand, one hundred sixty-six".