19146079343493 has 16 divisors (see below), whose sum is σ = 29024202968640. Its totient is φ = 12467214455472.

The previous prime is 19146079343491. The next prime is 19146079343497. The reversal of 19146079343493 is 39434397064191.

19146079343493 is a `hidden beast` number, since 1 + 9 + 1 + 46 + 0 + 79 + 3 + 434 + 93 = 666.

It is not a de Polignac number, because 19146079343493 - 2¹ = 19146079343491 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 19146079343493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19146079343491) 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 15 ways as a sum of consecutive naturals, for example, 8245511046 + ... + 8245513367.

It is an arithmetic number, because the mean of its divisors is an integer number (1814012685540).

Almost surely, 2^{19146079343493} is an apocalyptic number.

It is an amenable number.

19146079343493 is a deficient number, since it is larger than the sum of its proper divisors (9878123625147).

19146079343493 is a wasteful number, since it uses less digits than its factorization.

19146079343493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16491024465 (or 16491024459 counting only the distinct ones).

The product of its (nonzero) digits is 52907904, while the sum is 63.

The spelling of 19146079343493 in words is "nineteen trillion, one hundred forty-six billion, seventy-nine million, three hundred forty-three thousand, four hundred ninety-three".