8245172635 has 64 divisors (see below), whose sum is σ = 12460511232. Its totient is φ = 5108852736.

The previous prime is 8245172609. The next prime is 8245172647. The reversal of 8245172635 is 5362715428.

It is a cyclic number.

It is not a de Polignac number, because 8245172635 - 2¹³ = 8245164443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8245172591 and 8245172600.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1479364 + ... + 1484926.

It is an arithmetic number, because the mean of its divisors is an integer number (194695488).

Almost surely, 2^8245172635 is an apocalyptic number.

8245172635 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

8245172635 is a deficient number, since it is larger than the sum of its proper divisors (4215338597).

8245172635 is a wasteful number, since it uses less digits than its factorization.

8245172635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692.

The product of its digits is 403200, while the sum is 43.

The square root of 8245172635 is about 90802.9329647451. The cubic root of 8245172635 is about 2020.2258214846.

The spelling of 8245172635 in words is "eight billion, two hundred forty-five million, one hundred seventy-two thousand, six hundred thirty-five".