51335432364116 has 12 divisors (see below), whose sum is σ = 90222573190932. Its totient is φ = 25557554309568.

The previous prime is 51335432364103. The next prime is 51335432364247. The reversal of 51335432364116 is 61146323453315.

It can be written as a sum of positive squares in 2 ways, for example, as 8851160508100 + 42484271856016 = 2975090^2 + 6517996^2 .

It is a super-2 number, since 2×51335432364116² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 27540467075 + ... + 27540468938.

It is an arithmetic number, because the mean of its divisors is an integer number (7518547765911).

Almost surely, 2^{51335432364116} is an apocalyptic number.

It is an amenable number.

51335432364116 is a deficient number, since it is larger than the sum of its proper divisors (38887140826816).

51335432364116 is a wasteful number, since it uses less digits than its factorization.

51335432364116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55080936250 (or 55080936248 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 47.

The spelling of 51335432364116 in words is "fifty-one trillion, three hundred thirty-five billion, four hundred thirty-two million, three hundred sixty-four thousand, one hundred sixteen".