51636222535162 has 8 divisors (see below), whose sum is σ = 77454365349492. Its totient is φ = 25818100752000.

The previous prime is 51636222535133. The next prime is 51636222535201. The reversal of 51636222535162 is 26153522263615.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41830612940281 + 9805609594881 = 6467659^2 + 3131391^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4508212 + ... + 11117392.

Almost surely, 2^{51636222535162} is an apocalyptic number.

51636222535162 is a deficient number, since it is larger than the sum of its proper divisors (25818142814330).

51636222535162 is a wasteful number, since it uses less digits than its factorization.

51636222535162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10515584.

The product of its digits is 3888000, while the sum is 49.

Adding to 51636222535162 its reverse (26153522263615), we get a palindrome (77789744798777).

The spelling of 51636222535162 in words is "fifty-one trillion, six hundred thirty-six billion, two hundred twenty-two million, five hundred thirty-five thousand, one hundred sixty-two".