51010066111600 has 120 divisors (see below), whose sum is σ = 127057394453120. Its totient is φ = 19659604608000.

The previous prime is 51010066111583. The next prime is 51010066111601. The reversal of 51010066111600 is 611166001015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51010066111601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6142311 + ... + 11821510.

Almost surely, 2^{51010066111600} is an apocalyptic number.

51010066111600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51010066111600 is an abundant number, since it is smaller than the sum of its proper divisors (76047328341520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51010066111600 is a wasteful number, since it uses less digits than its factorization.

51010066111600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17964099 (or 17964088 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 51010066111600 in words is "fifty-one trillion, ten billion, sixty-six million, one hundred eleven thousand, six hundred".