51010622121173 has 48 divisors (see below), whose sum is σ = 60984381376512. Its totient is φ = 42292793088000.

The previous prime is 51010622121161. The next prime is 51010622121211. The reversal of 51010622121173 is 37112122601015.

It is not a de Polignac number, because 51010622121173 - 2¹⁶ = 51010622055637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51010622121673) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56450153 + ... + 57346673.

It is an arithmetic number, because the mean of its divisors is an integer number (1270507945344).

Almost surely, 2^{51010622121173} is an apocalyptic number.

It is an amenable number.

51010622121173 is a deficient number, since it is larger than the sum of its proper divisors (9973759255339).

51010622121173 is a wasteful number, since it uses less digits than its factorization.

51010622121173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896926 (or 896913 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

Adding to 51010622121173 its reverse (37112122601015), we get a palindrome (88122744722188).

The spelling of 51010622121173 in words is "fifty-one trillion, ten billion, six hundred twenty-two million, one hundred twenty-one thousand, one hundred seventy-three".