164245405514306 has 8 divisors (see below), whose sum is σ = 260860349934540. Its totient is φ = 77291955536128.

The previous prime is 164245405514293. The next prime is 164245405514341. The reversal of 164245405514306 is 603415504542461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 158447447183281 + 5797958331025 = 12587591^2 + 2407895^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2415373610471 + ... + 2415373610538.

Almost surely, 2^{164245405514306} is an apocalyptic number.

164245405514306 is a deficient number, since it is larger than the sum of its proper divisors (96614944420234).

164245405514306 is a wasteful number, since it uses less digits than its factorization.

164245405514306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4830747221028.

The product of its (nonzero) digits is 6912000, while the sum is 50.

The spelling of 164245405514306 in words is "one hundred sixty-four trillion, two hundred forty-five billion, four hundred five million, five hundred fourteen thousand, three hundred six".