19069743146 has 16 divisors (see below), whose sum is σ = 28685421000. Its totient is φ = 9507975168.

The previous prime is 19069743139. The next prime is 19069743223. The reversal of 19069743146 is 64134796091.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 18830700625 + 239042521 = 137225^2 + 15461^2 .

It is a junction number, because it is equal to n+sod(n) for n = 19069743094 and 19069743103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047530 + ... + 1065578.

Almost surely, 2^19069743146 is an apocalyptic number.

19069743146 is a deficient number, since it is larger than the sum of its proper divisors (9615677854).

19069743146 is a wasteful number, since it uses less digits than its factorization.

19069743146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19513.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 19069743146 in words is "nineteen billion, sixty-nine million, seven hundred forty-three thousand, one hundred forty-six".