2717423945 has 8 divisors (see below), whose sum is σ = 3261840840. Its totient is φ = 2173317760.

The previous prime is 2717423923. The next prime is 2717423963. The reversal of 2717423945 is 5493247172.

It can be written as a sum of positive squares in 4 ways, for example, as 1531861321 + 1185562624 = 39139^2 + 34432^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2717423945 - 2²⁰ = 2716375369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2717423896 and 2717423905.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57980 + ... + 93789.

It is an arithmetic number, because the mean of its divisors is an integer number (407730105).

Almost surely, 2^2717423945 is an apocalyptic number.

It is an amenable number.

2717423945 is a deficient number, since it is larger than the sum of its proper divisors (544416895).

2717423945 is a wasteful number, since it uses less digits than its factorization.

2717423945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155355.

The product of its digits is 423360, while the sum is 44.

The square root of 2717423945 is about 52128.9165914658. The cubic root of 2717423945 is about 1395.4655922870.

The spelling of 2717423945 in words is "two billion, seven hundred seventeen million, four hundred twenty-three thousand, nine hundred forty-five".