164085567123 has 16 divisors (see below), whose sum is σ = 225491849856. Its totient is φ = 106067568960.

The previous prime is 164085567097. The next prime is 164085567131. The reversal of 164085567123 is 321765580461.

It is not a de Polignac number, because 164085567123 - 2⁵ = 164085567091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164085567193) 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, 4072065 + ... + 4112162.

It is an arithmetic number, because the mean of its divisors is an integer number (14093240616).

Almost surely, 2^164085567123 is an apocalyptic number.

164085567123 is a deficient number, since it is larger than the sum of its proper divisors (61406282733).

164085567123 is a wasteful number, since it uses less digits than its factorization.

164085567123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8184434.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 164085567123 in words is "one hundred sixty-four billion, eighty-five million, five hundred sixty-seven thousand, one hundred twenty-three".