19227663724096 has 21 divisors (see below), whose sum is σ = 38154964813489. Its totient is φ = 9613814322304.

The previous prime is 19227663724033. The next prime is 19227663724127. The reversal of 19227663724096 is 69042736672291.

The square root of 19227663724096 is 4384936.

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

It can be written as a sum of positive squares in only one way, i.e., 1753934400 + 19225909789696 = 41880^2 + 4384736^2 .

It is a super-2 number, since 2×19227663724096² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 34805430 + ... + 35353546.

Almost surely, 2^{19227663724096} is an apocalyptic number.

19227663724096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

19227663724096 is the 4384936-th square number.

It is an amenable number.

19227663724096 is a deficient number, since it is larger than the sum of its proper divisors (18927301089393).

19227663724096 is an frugal number, since it uses more digits than its factorization.

19227663724096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096246 (or 548119 counting only the distinct ones).

The product of its (nonzero) digits is 82301184, while the sum is 64.

19227663724096 divided by its sum of digits (64) gives a square (300432245689 = 548117²).

The spelling of 19227663724096 in words is "nineteen trillion, two hundred twenty-seven billion, six hundred sixty-three million, seven hundred twenty-four thousand, ninety-six".