807745682261 has 8 divisors (see below), whose sum is σ = 952916565504. Its totient is φ = 670019459760.

The previous prime is 807745682213. The next prime is 807745682297. The reversal of 807745682261 is 162286547708.

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

It is a de Polignac number, because none of the positive numbers 2^k-807745682261 is a prime.

It is a super-3 number, since 3×807745682261³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 807745682197 and 807745682206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (807745688261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1861164950 + ... + 1861165383.

It is an arithmetic number, because the mean of its divisors is an integer number (119114570688).

Almost surely, 2^807745682261 is an apocalyptic number.

It is an amenable number.

807745682261 is a deficient number, since it is larger than the sum of its proper divisors (145170883243).

807745682261 is a wasteful number, since it uses less digits than its factorization.

807745682261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722330371.

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 807745682261 in words is "eight hundred seven billion, seven hundred forty-five million, six hundred eighty-two thousand, two hundred sixty-one".