19027704945158 has 64 divisors (see below), whose sum is σ = 35724911846400. Its totient is φ = 7400156803200.

The previous prime is 19027704945157. The next prime is 19027704945191. The reversal of 19027704945158 is 85154940772091.

It is a self number, because there is not a number n which added to its sum of digits gives 19027704945158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19027704945157) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2400173 + ... + 6619383.

It is an arithmetic number, because the mean of its divisors is an integer number (558201747600).

Almost surely, 2^{19027704945158} is an apocalyptic number.

19027704945158 is a deficient number, since it is larger than the sum of its proper divisors (16697206901242).

19027704945158 is a wasteful number, since it uses less digits than its factorization.

19027704945158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4219653.

The product of its (nonzero) digits is 25401600, while the sum is 62.

The spelling of 19027704945158 in words is "nineteen trillion, twenty-seven billion, seven hundred four million, nine hundred forty-five thousand, one hundred fifty-eight".