10845185117 has 16 divisors (see below), whose sum is σ = 11809874160. Its totient is φ = 9958680576.

The previous prime is 10845185089. The next prime is 10845185137. The reversal of 10845185117 is 71158154801.

It can be written as a sum of positive squares in 8 ways, for example, as 10549138681 + 296046436 = 102709^2 + 17206^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10845185117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10845185137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411233 + ... + 436809.

It is an arithmetic number, because the mean of its divisors is an integer number (738117135).

Almost surely, 2^10845185117 is an apocalyptic number.

It is an amenable number.

10845185117 is a deficient number, since it is larger than the sum of its proper divisors (964689043).

10845185117 is an equidigital number, since it uses as much as digits as its factorization.

10845185117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25809 (or 25783 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 41.

The spelling of 10845185117 in words is "ten billion, eight hundred forty-five million, one hundred eighty-five thousand, one hundred seventeen".