164057814066 has 16 divisors (see below), whose sum is σ = 328132606464. Its totient is φ = 54683108304.

The previous prime is 164057814061. The next prime is 164057814071. The reversal of 164057814066 is 660418750461.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (164057814061) and next prime (164057814071).

It is a super-2 number, since 2×164057814066² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164057814061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 580050 + ... + 815213.

It is an arithmetic number, because the mean of its divisors is an integer number (20508287904).

Almost surely, 2^164057814066 is an apocalyptic number.

164057814066 is an abundant number, since it is smaller than the sum of its proper divisors (164074792398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164057814066 is a wasteful number, since it uses less digits than its factorization.

164057814066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414865.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 164057814066 in words is "one hundred sixty-four billion, fifty-seven million, eight hundred fourteen thousand, sixty-six".