100550433636 has 36 divisors (see below), whose sum is σ = 254180435964. Its totient is φ = 33515323200.

The previous prime is 100550433623. The next prime is 100550433637. The reversal of 100550433636 is 636334055001.

100550433636 is a `hidden beast` number, since 1 + 0 + 0 + 550 + 43 + 3 + 63 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 73224360000 + 27326073636 = 270600^2 + 165306^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×100550433636² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 100550433636.

It is not an unprimeable number, because it can be changed into a prime (100550433637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1017706 + ... + 1112126.

Almost surely, 2^100550433636 is an apocalyptic number.

It is an amenable number.

100550433636 is an abundant number, since it is smaller than the sum of its proper divisors (153630002328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100550433636 is a wasteful number, since it uses less digits than its factorization.

100550433636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124012 (or 124007 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 100550433636 its reverse (636334055001), we get a palindrome (736884488637).

The spelling of 100550433636 in words is "one hundred billion, five hundred fifty million, four hundred thirty-three thousand, six hundred thirty-six".