164529936800 has 108 divisors (see below), whose sum is σ = 411220535670. Its totient is φ = 64280885760.

The previous prime is 164529936797. The next prime is 164529936841. The reversal of 164529936800 is 8639925461.

It can be written as a sum of positive squares in 3 ways, for example, as 123963143056 + 40566793744 = 352084^2 + 201412^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1423586 + ... + 1534814.

Almost surely, 2^164529936800 is an apocalyptic number.

164529936800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164529936800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205610267835).

164529936800 is an abundant number, since it is smaller than the sum of its proper divisors (246690598870).

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

164529936800 is a wasteful number, since it uses less digits than its factorization.

164529936800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111335 (or 111279 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 53.

The spelling of 164529936800 in words is "one hundred sixty-four billion, five hundred twenty-nine million, nine hundred thirty-six thousand, eight hundred".