51346108704122 has 4 divisors (see below), whose sum is σ = 77019163056186. Its totient is φ = 25673054352060.

The previous prime is 51346108704109. The next prime is 51346108704131. The reversal of 51346108704122 is 22140780164315.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50073158385121 + 1272950319001 = 7076239^2 + 1128251^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12836527176029 + ... + 12836527176032.

Almost surely, 2^{51346108704122} is an apocalyptic number.

51346108704122 is a deficient number, since it is larger than the sum of its proper divisors (25673054352064).

51346108704122 is a wasteful number, since it uses less digits than its factorization.

51346108704122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25673054352063.

The product of its (nonzero) digits is 322560, while the sum is 44.

Adding to 51346108704122 its reverse (22140780164315), we get a palindrome (73486888868437).

The spelling of 51346108704122 in words is "fifty-one trillion, three hundred forty-six billion, one hundred eight million, seven hundred four thousand, one hundred twenty-two".