2081160556625 has 32 divisors (see below), whose sum is σ = 2687201805600. Its totient is φ = 1607306668800.

The previous prime is 2081160556613. The next prime is 2081160556627. The reversal of 2081160556625 is 5266550611802.

It can be written as a sum of positive squares in 16 ways, for example, as 543253021249 + 1537907535376 = 737057^2 + 1240124^2 .

It is not a de Polignac number, because 2081160556625 - 2¹² = 2081160552529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2081160556625.

It is not an unprimeable number, because it can be changed into a prime (2081160556627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31246859 + ... + 31313391.

It is an arithmetic number, because the mean of its divisors is an integer number (83975056425).

Almost surely, 2^{2081160556625} is an apocalyptic number.

2081160556625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2081160556625 is a deficient number, since it is larger than the sum of its proper divisors (606041248975).

2081160556625 is an equidigital number, since it uses as much as digits as its factorization.

2081160556625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75206 (or 75196 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 2081160556625 in words is "two trillion, eighty-one billion, one hundred sixty million, five hundred fifty-six thousand, six hundred twenty-five".