2016742743 has 24 divisors (see below), whose sum is σ = 2944312800. Its totient is φ = 1330115904.

The previous prime is 2016742723. The next prime is 2016742747. The reversal of 2016742743 is 3472476102.

It is a de Polignac number, because none of the positive numbers 2^k-2016742743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2016742698 and 2016742707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016742747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 900421 + ... + 902657.

It is an arithmetic number, because the mean of its divisors is an integer number (122679700).

Almost surely, 2^2016742743 is an apocalyptic number.

2016742743 is a deficient number, since it is larger than the sum of its proper divisors (927570057).

2016742743 is a wasteful number, since it uses less digits than its factorization.

2016742743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271 (or 3268 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 2016742743 is about 44908.1589803011. The cubic root of 2016742743 is about 1263.4270404258.

The spelling of 2016742743 in words is "two billion, sixteen million, seven hundred forty-two thousand, seven hundred forty-three".