5512136835681 has 48 divisors (see below), whose sum is σ = 9415747186560. Its totient is φ = 3040347260160.

The previous prime is 5512136835631. The next prime is 5512136835781. The reversal of 5512136835681 is 1865386312155.

5512136835681 is a `hidden beast` number, since 5 + 5 + 1 + 2 + 13 + 68 + 3 + 568 + 1 = 666.

It is not a de Polignac number, because 5512136835681 - 2⁶ = 5512136835617 is a prime.

It is a super-2 number, since 2×5512136835681² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5512136835631) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6299866 + ... + 7121276.

It is an arithmetic number, because the mean of its divisors is an integer number (196161399720).

Almost surely, 2^{5512136835681} is an apocalyptic number.

It is an amenable number.

5512136835681 is a deficient number, since it is larger than the sum of its proper divisors (3903610350879).

5512136835681 is a wasteful number, since it uses less digits than its factorization.

5512136835681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825126 (or 825123 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 54.

The spelling of 5512136835681 in words is "five trillion, five hundred twelve billion, one hundred thirty-six million, eight hundred thirty-five thousand, six hundred eighty-one".