164417124425 has 6 divisors (see below), whose sum is σ = 203877234318. Its totient is φ = 131533699520.

The previous prime is 164417124419. The next prime is 164417124433. The reversal of 164417124425 is 524421714461.

It can be written as a sum of positive squares in 3 ways, for example, as 55242391369 + 109174733056 = 235037^2 + 330416^2 .

It is not a de Polignac number, because 164417124425 - 2²⁰ = 164416075849 is a prime.

It is a super-3 number, since 3×164417124425³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3288342464 + ... + 3288342513.

It is an arithmetic number, because the mean of its divisors is an integer number (33979539053).

Almost surely, 2^164417124425 is an apocalyptic number.

It is an amenable number.

164417124425 is a deficient number, since it is larger than the sum of its proper divisors (39460109893).

164417124425 is an equidigital number, since it uses as much as digits as its factorization.

164417124425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6576684987 (or 6576684982 counting only the distinct ones).

The product of its digits is 215040, while the sum is 41.

Adding to 164417124425 its reverse (524421714461), we get a palindrome (688838838886).

The spelling of 164417124425 in words is "one hundred sixty-four billion, four hundred seventeen million, one hundred twenty-four thousand, four hundred twenty-five".