164312225104516 has 96 divisors (see below), whose sum is σ = 311812575459840. Its totient is φ = 75482060857344.

The previous prime is 164312225104501. The next prime is 164312225104543. The reversal of 164312225104516 is 615401522213461.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 192728865 + ... + 193579543.

It is an arithmetic number, because the mean of its divisors is an integer number (3248047661040).

Almost surely, 2^{164312225104516} is an apocalyptic number.

It is an amenable number.

164312225104516 is a deficient number, since it is larger than the sum of its proper divisors (147500350355324).

164312225104516 is a wasteful number, since it uses less digits than its factorization.

164312225104516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851173 (or 851171 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

Adding to 164312225104516 its reverse (615401522213461), we get a palindrome (779713747317977).

The spelling of 164312225104516 in words is "one hundred sixty-four trillion, three hundred twelve billion, two hundred twenty-five million, one hundred four thousand, five hundred sixteen".