164345122050625 has 40 divisors (see below), whose sum is σ = 217510550018784. Its totient is φ = 123705474720000.

The previous prime is 164345122050569. The next prime is 164345122050647. The reversal of 164345122050625 is 526050221543461.

It is not a de Polignac number, because 164345122050625 - 2⁹ = 164345122050113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 33522634 + ... + 38111116.

Almost surely, 2^{164345122050625} is an apocalyptic number.

It is an amenable number.

164345122050625 is a deficient number, since it is larger than the sum of its proper divisors (53165427968159).

164345122050625 is an equidigital number, since it uses as much as digits as its factorization.

164345122050625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4591891 (or 4591876 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 164345122050625 in words is "one hundred sixty-four trillion, three hundred forty-five billion, one hundred twenty-two million, fifty thousand, six hundred twenty-five".