2582648271845 has 8 divisors (see below), whose sum is σ = 3099631527576. Its totient is φ = 2065816216576.

The previous prime is 2582648271829. The next prime is 2582648271893. The reversal of 2582648271845 is 5481728462852.

It is a Cunningham number, because it is equal to 1607062²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 322608096196 + 2260040175649 = 567986^2 + 1503343^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2582648271845 - 2⁴ = 2582648271829 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 37762532 + ... + 37830861.

It is an arithmetic number, because the mean of its divisors is an integer number (387453940947).

Almost surely, 2^{2582648271845} is an apocalyptic number.

It is an amenable number.

2582648271845 is a deficient number, since it is larger than the sum of its proper divisors (516983255731).

2582648271845 is an equidigital number, since it uses as much as digits as its factorization.

2582648271845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75600231.

The product of its digits is 68812800, while the sum is 62.

The spelling of 2582648271845 in words is "two trillion, five hundred eighty-two billion, six hundred forty-eight million, two hundred seventy-one thousand, eight hundred forty-five".