164450162622463 has 4 divisors (see below), whose sum is σ = 164451801766408. Its totient is φ = 164448523478520.

The previous prime is 164450162622461. The next prime is 164450162622491. The reversal of 164450162622463 is 364226261054461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164450162622463 - 2¹ = 164450162622461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 164450162622463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164450162622461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819421473 + ... + 819622138.

It is an arithmetic number, because the mean of its divisors is an integer number (41112950441602).

Almost surely, 2^{164450162622463} is an apocalyptic number.

164450162622463 is a deficient number, since it is larger than the sum of its proper divisors (1639143945).

164450162622463 is a wasteful number, since it uses less digits than its factorization.

164450162622463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639143944.

The product of its (nonzero) digits is 9953280, while the sum is 52.

The spelling of 164450162622463 in words is "one hundred sixty-four trillion, four hundred fifty billion, one hundred sixty-two million, six hundred twenty-two thousand, four hundred sixty-three".