36621431112 has 32 divisors (see below), whose sum is σ = 104632660800. Its totient is φ = 10463265984.

The previous prime is 36621431083. The next prime is 36621431113. The reversal of 36621431112 is 21113412663.

It is a super-2 number, since 2×36621431112² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 36621431112.

It is not an unprimeable number, because it can be changed into a prime (36621431113) 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, 108992187 + ... + 108992522.

It is an arithmetic number, because the mean of its divisors is an integer number (3269770650).

Almost surely, 2^36621431112 is an apocalyptic number.

It is an amenable number.

36621431112 is an abundant number, since it is smaller than the sum of its proper divisors (68011229688).

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

36621431112 is a wasteful number, since it uses less digits than its factorization.

36621431112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217984725 (or 217984721 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

Adding to 36621431112 its reverse (21113412663), we get a palindrome (57734843775).

The spelling of 36621431112 in words is "thirty-six billion, six hundred twenty-one million, four hundred thirty-one thousand, one hundred twelve".