105135172636 has 24 divisors (see below), whose sum is σ = 198220907360. Its totient is φ = 48503956032.

The previous prime is 105135172633. The next prime is 105135172663. The reversal of 105135172636 is 636271531501.

It is a super-2 number, since 2×105135172636² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105135172631) 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, 288096 + ... + 541543.

Almost surely, 2^105135172636 is an apocalyptic number.

It is an amenable number.

105135172636 is a deficient number, since it is larger than the sum of its proper divisors (93085734724).

105135172636 is a wasteful number, since it uses less digits than its factorization.

105135172636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832093 (or 832091 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

The spelling of 105135172636 in words is "one hundred five billion, one hundred thirty-five million, one hundred seventy-two thousand, six hundred thirty-six".