4133217636 has 36 divisors (see below), whose sum is σ = 10450058892. Its totient is φ = 1377448704.

The previous prime is 4133217629. The next prime is 4133217637. The reversal of 4133217636 is 6367123314.

4133217636 is a `hidden beast` number, since 4 + 1 + 3 + 3 + 2 + 17 + 636 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2233129536 + 1900088100 = 47256^2 + 43590^2 .

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

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 4133217636.

It is not an unprimeable number, because it can be changed into a prime (4133217637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224160 + ... + 241896.

Almost surely, 2^4133217636 is an apocalyptic number.

It is an amenable number.

4133217636 is an abundant number, since it is smaller than the sum of its proper divisors (6316841256).

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

4133217636 is a wasteful number, since it uses less digits than its factorization.

4133217636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24220 (or 24215 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 4133217636 is about 64290.1052728956. The cubic root of 4133217636 is about 1604.8314423971.

The spelling of 4133217636 in words is "four billion, one hundred thirty-three million, two hundred seventeen thousand, six hundred thirty-six".