166475400119 has 16 divisors (see below), whose sum is σ = 195922265088. Its totient is φ = 138486976992.

The previous prime is 166475400101. The next prime is 166475400137. The reversal of 166475400119 is 911004574661.

It is a happy number.

166475400119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (166475400101) and next prime (166475400137).

It is not a de Polignac number, because 166475400119 - 2⁸ = 166475399863 is a prime.

It is a super-2 number, since 2×166475400119² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166475400119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166475400139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1714127 + ... + 1808640.

It is an arithmetic number, because the mean of its divisors is an integer number (12245141568).

Almost surely, 2^166475400119 is an apocalyptic number.

166475400119 is a deficient number, since it is larger than the sum of its proper divisors (29446864969).

166475400119 is a wasteful number, since it uses less digits than its factorization.

166475400119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3522974.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 166475400119 in words is "one hundred sixty-six billion, four hundred seventy-five million, four hundred thousand, one hundred nineteen".