164245612265622 has 24 divisors (see below), whose sum is σ = 355982208839400. Its totient is φ = 54730581176160.

The previous prime is 164245612265621. The next prime is 164245612265629. The reversal of 164245612265622 is 226562216542461.

164245612265622 is a `hidden beast` number, since 1 + 6 + 4 + 2 + 4 + 5 + 6 + 1 + 2 + 2 + 6 + 5 + 622 = 666.

It is a super-2 number, since 2×164245612265622² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164245612265621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1496297404 + ... + 1496407167.

It is an arithmetic number, because the mean of its divisors is an integer number (14832592034975).

Almost surely, 2^{164245612265622} is an apocalyptic number.

164245612265622 is an abundant number, since it is smaller than the sum of its proper divisors (191736596573778).

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

164245612265622 is a wasteful number, since it uses less digits than its factorization.

164245612265622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992707628 (or 2992707625 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 54.

The spelling of 164245612265622 in words is "one hundred sixty-four trillion, two hundred forty-five billion, six hundred twelve million, two hundred sixty-five thousand, six hundred twenty-two".