20312460136134 has 12 divisors (see below), whose sum is σ = 44010330294996. Its totient is φ = 6770820045372.

The previous prime is 20312460136093. The next prime is 20312460136193. The reversal of 20312460136134 is 43163106421302.

20312460136134 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 2 + 4 + 601 + 36 + 13 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 564235003764 + ... + 564235003799.

It is an arithmetic number, because the mean of its divisors is an integer number (3667527524583).

Almost surely, 2^{20312460136134} is an apocalyptic number.

20312460136134 is an abundant number, since it is smaller than the sum of its proper divisors (23697870158862).

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

20312460136134 is a wasteful number, since it uses less digits than its factorization.

20312460136134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128470007571 (or 1128470007568 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

Adding to 20312460136134 its reverse (43163106421302), we get a palindrome (63475566557436).

The spelling of 20312460136134 in words is "twenty trillion, three hundred twelve billion, four hundred sixty million, one hundred thirty-six thousand, one hundred thirty-four".