19048500043 has 16 divisors (see below), whose sum is σ = 19461012480. Its totient is φ = 18640540800.

The previous prime is 19048499957. The next prime is 19048500049. The reversal of 19048500043 is 34000584091.

It is a cyclic number.

It is not a de Polignac number, because 19048500043 - 2¹³ = 19048491851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19048499981 and 19048500008.

It is not an unprimeable number, because it can be changed into a prime (19048500049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5716888 + ... + 5720218.

It is an arithmetic number, because the mean of its divisors is an integer number (1216313280).

Almost surely, 2^19048500043 is an apocalyptic number.

19048500043 is a deficient number, since it is larger than the sum of its proper divisors (412512437).

19048500043 is a wasteful number, since it uses less digits than its factorization.

19048500043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 19048500043 in words is "nineteen billion, forty-eight million, five hundred thousand, forty-three".