51254214514 has 8 divisors (see below), whose sum is σ = 76914170028. Its totient is φ = 25616157840.

The previous prime is 51254214509. The next prime is 51254214527. The reversal of 51254214514 is 41541245215.

It can be written as a sum of positive squares in 2 ways, for example, as 49691988889 + 1562225625 = 222917^2 + 39525^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 51254214514.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5468857 + ... + 5478220.

Almost surely, 2^51254214514 is an apocalyptic number.

51254214514 is a deficient number, since it is larger than the sum of its proper divisors (25659955514).

51254214514 is a wasteful number, since it uses less digits than its factorization.

51254214514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10949420.

The product of its digits is 32000, while the sum is 34.

Adding to 51254214514 its reverse (41541245215), we get a palindrome (92795459729).

The spelling of 51254214514 in words is "fifty-one billion, two hundred fifty-four million, two hundred fourteen thousand, five hundred fourteen".