164450162622440 has 64 divisors (see below), whose sum is σ = 370723312512000. Its totient is φ = 65653819430400.

The previous prime is 164450162622439. The next prime is 164450162622461. The reversal of 164450162622440 is 44226261054461.

164450162622440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 93340001 + ... + 95085519.

It is an arithmetic number, because the mean of its divisors is an integer number (5792551758000).

Almost surely, 2^{164450162622440} is an apocalyptic number.

164450162622440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164450162622440 is an abundant number, since it is smaller than the sum of its proper divisors (206273149889560).

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

164450162622440 is a wasteful number, since it uses less digits than its factorization.

164450162622440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750050 (or 1750046 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 164450162622440 in words is "one hundred sixty-four trillion, four hundred fifty billion, one hundred sixty-two million, six hundred twenty-two thousand, four hundred forty".