51126544134342 has 12 divisors (see below), whose sum is σ = 110774178957780. Its totient is φ = 17042181378108.

The previous prime is 51126544134299. The next prime is 51126544134361. The reversal of 51126544134342 is 24343144562115.

51126544134342 is a `hidden beast` number, since 5 + 1 + 1 + 26 + 544 + 1 + 3 + 43 + 42 = 666.

It is a super-2 number, since 2×51126544134342² (a number of 28 digits) contains 22 as substring.

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, 1420181781492 + ... + 1420181781527.

It is an arithmetic number, because the mean of its divisors is an integer number (9231181579815).

Almost surely, 2^{51126544134342} is an apocalyptic number.

51126544134342 is an abundant number, since it is smaller than the sum of its proper divisors (59647634823438).

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

51126544134342 is a wasteful number, since it uses less digits than its factorization.

51126544134342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840363563027 (or 2840363563024 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

Adding to 51126544134342 its reverse (24343144562115), we get a palindrome (75469688696457).

The spelling of 51126544134342 in words is "fifty-one trillion, one hundred twenty-six billion, five hundred forty-four million, one hundred thirty-four thousand, three hundred forty-two".