166000250066031 has 8 divisors (see below), whose sum is σ = 245926296394160. Its totient is φ = 110666833377336.

The previous prime is 166000250066017. The next prime is 166000250066039. The reversal of 166000250066031 is 130660052000661.

166000250066031 is a `hidden beast` number, since 1 + 6 + 60 + 0 + 0 + 2 + 500 + 6 + 60 + 31 = 666.

It is not a de Polignac number, because 166000250066031 - 2⁹ = 166000250065519 is a prime.

It is a super-2 number, since 2×166000250066031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166000250066039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3074078704900 + ... + 3074078704953.

It is an arithmetic number, because the mean of its divisors is an integer number (30740787049270).

Almost surely, 2^{166000250066031} is an apocalyptic number.

166000250066031 is a deficient number, since it is larger than the sum of its proper divisors (79926046328129).

166000250066031 is an equidigital number, since it uses as much as digits as its factorization.

166000250066031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148157409862 (or 6148157409856 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 166000250066031 in words is "one hundred sixty-six trillion, two hundred fifty million, sixty-six thousand, thirty-one".