166588007143 has 16 divisors (see below), whose sum is σ = 171029650176. Its totient is φ = 162173067840.

The previous prime is 166588007137. The next prime is 166588007149. The reversal of 166588007143 is 341700885661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (166588007137) and next prime (166588007149).

It is a cyclic number.

It is not a de Polignac number, because 166588007143 - 2²⁹ = 166051136231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166588007149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17536371 + ... + 17545867.

It is an arithmetic number, because the mean of its divisors is an integer number (10689353136).

Almost surely, 2^166588007143 is an apocalyptic number.

166588007143 is a deficient number, since it is larger than the sum of its proper divisors (4441643033).

166588007143 is an equidigital number, since it uses as much as digits as its factorization.

166588007143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10854.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 166588007143 in words is "one hundred sixty-six billion, five hundred eighty-eight million, seven thousand, one hundred forty-three".