105688228634 has 16 divisors (see below), whose sum is σ = 162433472040. Its totient is φ = 51544285440.

The previous prime is 105688228573. The next prime is 105688228637. The reversal of 105688228634 is 436822886501.

It can be written as a sum of positive squares in 4 ways, for example, as 47897511025 + 57790717609 = 218855^2 + 240397^2 .

It is a super-2 number, since 2×105688228634² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105688228637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258572 + ... + 527480.

Almost surely, 2^105688228634 is an apocalyptic number.

105688228634 is a deficient number, since it is larger than the sum of its proper divisors (56745243406).

105688228634 is a wasteful number, since it uses less digits than its factorization.

105688228634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273745.

The product of its (nonzero) digits is 4423680, while the sum is 53.

The spelling of 105688228634 in words is "one hundred five billion, six hundred eighty-eight million, two hundred twenty-eight thousand, six hundred thirty-four".