10817850232045 has 4 divisors (see below), whose sum is σ = 12981420278460. Its totient is φ = 8654280185632.

The previous prime is 10817850232043. The next prime is 10817850232099. The reversal of 10817850232045 is 54023205871801.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1198442530756 + 9619407701289 = 1094734^2 + 3101517^2 .

It is a cyclic number.

It is not a de Polignac number, because 10817850232045 - 2¹ = 10817850232043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10817850231986 and 10817850232004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10817850232043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081785023200 + ... + 1081785023209.

It is an arithmetic number, because the mean of its divisors is an integer number (3245355069615).

Almost surely, 2^{10817850232045} is an apocalyptic number.

It is an amenable number.

10817850232045 is a deficient number, since it is larger than the sum of its proper divisors (2163570046415).

10817850232045 is an equidigital number, since it uses as much as digits as its factorization.

10817850232045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163570046414.

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 10817850232045 in words is "ten trillion, eight hundred seventeen billion, eight hundred fifty million, two hundred thirty-two thousand, forty-five".