51211025114 has 16 divisors (see below), whose sum is σ = 81342287208. Its totient is φ = 24097193472.

The previous prime is 51211025069. The next prime is 51211025179. The reversal of 51211025114 is 41152011215.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 51061085089 + 149940025 = 225967^2 + 12245^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51211025114.

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, 369134 + ... + 488550.

Almost surely, 2^51211025114 is an apocalyptic number.

51211025114 is a deficient number, since it is larger than the sum of its proper divisors (30131262094).

51211025114 is a wasteful number, since it uses less digits than its factorization.

51211025114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132049.

The product of its (nonzero) digits is 400, while the sum is 23.

Adding to 51211025114 its reverse (41152011215), we get a palindrome (92363036329).

The spelling of 51211025114 in words is "fifty-one billion, two hundred eleven million, twenty-five thousand, one hundred fourteen".