1012636116 has 36 divisors (see below), whose sum is σ = 2603109600. Its totient is φ = 331823568.

The previous prime is 1012636061. The next prime is 1012636117. The reversal of 1012636116 is 6116362101.

1012636116 is a `hidden beast` number, since 1 + 0 + 12 + 636 + 1 + 16 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1012636116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012636117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236256 + ... + 240503.

It is an arithmetic number, because the mean of its divisors is an integer number (72308600).

Almost surely, 2^1012636116 is an apocalyptic number.

It is an amenable number.

1012636116 is an abundant number, since it is smaller than the sum of its proper divisors (1590473484).

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

1012636116 is a wasteful number, since it uses less digits than its factorization.

1012636116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476828 (or 476823 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1012636116 is about 31821.9439381066. The cubic root of 1012636116 is about 1004.1944209022.

Adding to 1012636116 its reverse (6116362101), we get a palindrome (7128998217).

The spelling of 1012636116 in words is "one billion, twelve million, six hundred thirty-six thousand, one hundred sixteen".