51244423134 has 16 divisors (see below), whose sum is σ = 103545433488. Its totient is φ = 16905376512.

The previous prime is 51244423123. The next prime is 51244423141. The reversal of 51244423134 is 43132444215.

It is a junction number, because it is equal to n+sod(n) for n = 51244423095 and 51244423104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44023837 + ... + 44025000.

It is an arithmetic number, because the mean of its divisors is an integer number (6471589593).

Almost surely, 2^51244423134 is an apocalyptic number.

51244423134 is an abundant number, since it is smaller than the sum of its proper divisors (52301010354).

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

51244423134 is a wasteful number, since it uses less digits than its factorization.

51244423134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88048939.

The product of its digits is 46080, while the sum is 33.

Adding to 51244423134 its reverse (43132444215), we get a palindrome (94376867349).

The spelling of 51244423134 in words is "fifty-one billion, two hundred forty-four million, four hundred twenty-three thousand, one hundred thirty-four".