8245113317745 has 16 divisors (see below), whose sum is σ = 13193426460480. Its totient is φ = 4396978718784.

The previous prime is 8245113317741. The next prime is 8245113317759. The reversal of 8245113317745 is 5477133115428.

It is not a de Polignac number, because 8245113317745 - 2² = 8245113317741 is a prime.

It is a super-2 number, since 2×8245113317745² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8245113317741) 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, 25776415 + ... + 26094324.

It is an arithmetic number, because the mean of its divisors is an integer number (824589153780).

Almost surely, 2^{8245113317745} is an apocalyptic number.

It is an amenable number.

8245113317745 is a deficient number, since it is larger than the sum of its proper divisors (4948313142735).

8245113317745 is a wasteful number, since it uses less digits than its factorization.

8245113317745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51881344.

The product of its digits is 2822400, while the sum is 51.

The spelling of 8245113317745 in words is "eight trillion, two hundred forty-five billion, one hundred thirteen million, three hundred seventeen thousand, seven hundred forty-five".