1742110856771 has 4 divisors (see below), whose sum is σ = 1742143402152. Its totient is φ = 1742078311392.

The previous prime is 1742110856747. The next prime is 1742110856789. The reversal of 1742110856771 is 1776580112471.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1742110856771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1742110856071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16192265 + ... + 16299498.

It is an arithmetic number, because the mean of its divisors is an integer number (435535850538).

Almost surely, 2^{1742110856771} is an apocalyptic number.

1742110856771 is a deficient number, since it is larger than the sum of its proper divisors (32545381).

1742110856771 is an equidigital number, since it uses as much as digits as its factorization.

1742110856771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32545380.

The product of its (nonzero) digits is 658560, while the sum is 50.

The spelling of 1742110856771 in words is "one trillion, seven hundred forty-two billion, one hundred ten million, eight hundred fifty-six thousand, seven hundred seventy-one".