164946450496 has 21 divisors (see below), whose sum is σ = 327322060239. Its totient is φ = 82471600704.

The previous prime is 164946450481. The next prime is 164946450497. The reversal of 164946450496 is 694054649461.

The square root of 164946450496 is 406136.

It is a perfect power (a square), and thus also a powerful number.

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 164946450496.

It is not an unprimeable number, because it can be changed into a prime (164946450497) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3223705 + ... + 3274471.

Almost surely, 2^164946450496 is an apocalyptic number.

164946450496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

164946450496 is the 406136-th square number.

It is an amenable number.

164946450496 is a deficient number, since it is larger than the sum of its proper divisors (162375609743).

164946450496 is an frugal number, since it uses more digits than its factorization.

164946450496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101546 (or 50769 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 58.

The spelling of 164946450496 in words is "one hundred sixty-four billion, nine hundred forty-six million, four hundred fifty thousand, four hundred ninety-six".