164814120400 has 30 divisors (see below), whose sum is σ = 395965925222. Its totient is φ = 65925648000.

The previous prime is 164814120347. The next prime is 164814120409. The reversal of 164814120400 is 4021418461.

It can be written as a sum of positive squares in 3 ways, for example, as 14698167696 + 150115952704 = 121236^2 + 387448^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164814120409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 206017251 + ... + 206018050.

Almost surely, 2^164814120400 is an apocalyptic number.

164814120400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164814120400 is an abundant number, since it is smaller than the sum of its proper divisors (231151804822).

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

164814120400 is a wasteful number, since it uses less digits than its factorization.

164814120400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412035319 (or 412035308 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

Adding to 164814120400 its reverse (4021418461), we get a palindrome (168835538861).

The spelling of 164814120400 in words is "one hundred sixty-four billion, eight hundred fourteen million, one hundred twenty thousand, four hundred".