42281783571 has 16 divisors (see below), whose sum is σ = 56887826688. Its totient is φ = 27932940000.

The previous prime is 42281783569. The next prime is 42281783623. The reversal of 42281783571 is 17538718224.

It is not a de Polignac number, because 42281783571 - 2¹ = 42281783569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42281783571.

It is not an unprimeable number, because it can be changed into a prime (42281787571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5826 + ... + 290856.

It is an arithmetic number, because the mean of its divisors is an integer number (3555489168).

Almost surely, 2^42281783571 is an apocalyptic number.

42281783571 is a deficient number, since it is larger than the sum of its proper divisors (14606043117).

42281783571 is a wasteful number, since it uses less digits than its factorization.

42281783571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285482.

The product of its digits is 752640, while the sum is 48.

The spelling of 42281783571 in words is "forty-two billion, two hundred eighty-one million, seven hundred eighty-three thousand, five hundred seventy-one".