10229692185 has 24 divisors (see below), whose sum is σ = 17758343304. Its totient is φ = 5447566080.

The previous prime is 10229692177. The next prime is 10229692199. The reversal of 10229692185 is 58129692201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1192528089 + 9037164096 = 34533^2 + 95064^2 .

It is not a de Polignac number, because 10229692185 - 2³ = 10229692177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 10229692185.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142212 + ... + 201701.

It is an arithmetic number, because the mean of its divisors is an integer number (739930971).

Almost surely, 2^10229692185 is an apocalyptic number.

10229692185 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10229692185 is a deficient number, since it is larger than the sum of its proper divisors (7528651119).

10229692185 is a wasteful number, since it uses less digits than its factorization.

10229692185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344585 (or 344582 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

It can be divided in two parts, 102296 and 92185, that added together give a 4-th power (194481 = 21⁴).

The spelling of 10229692185 in words is "ten billion, two hundred twenty-nine million, six hundred ninety-two thousand, one hundred eighty-five".