1713451471645 has 16 divisors (see below), whose sum is σ = 2134722112560. Its totient is φ = 1318715564544.

The previous prime is 1713451471609. The next prime is 1713451471723. The reversal of 1713451471645 is 5461741543171.

It can be written as a sum of positive squares in 8 ways, for example, as 3733087801 + 1709718383844 = 61099^2 + 1307562^2 .

It is a cyclic number.

It is not a de Polignac number, because 1713451471645 - 2¹⁵ = 1713451438877 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21289992 + ... + 21370321.

It is an arithmetic number, because the mean of its divisors is an integer number (133420132035).

Almost surely, 2^{1713451471645} is an apocalyptic number.

It is an amenable number.

1713451471645 is a deficient number, since it is larger than the sum of its proper divisors (421270640915).

1713451471645 is a wasteful number, since it uses less digits than its factorization.

1713451471645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42660624.

The product of its digits is 1411200, while the sum is 49.

The spelling of 1713451471645 in words is "one trillion, seven hundred thirteen billion, four hundred fifty-one million, four hundred seventy-one thousand, six hundred forty-five".