51200041101111 has 192 divisors, whose sum is σ = 90552091069440. Its totient is φ = 27257045760000.

The previous prime is 51200041101107. The next prime is 51200041101119. The reversal of 51200041101111 is 11110114000215.

51200041101111 is a `hidden beast` number, since 51 + 200 + 0 + 411 + 0 + 1 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 51200041101111 - 2² = 51200041101107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51200041101119) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 8254074136 + ... + 8254080338.

It is an arithmetic number, because the mean of its divisors is an integer number (471625474320).

Almost surely, 2^{51200041101111} is an apocalyptic number.

51200041101111 is a deficient number, since it is larger than the sum of its proper divisors (39352049968329).

51200041101111 is a wasteful number, since it uses less digits than its factorization.

51200041101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7478 (or 7475 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 18.

Adding to 51200041101111 its reverse (11110114000215), we get a palindrome (62310155101326).

The spelling of 51200041101111 in words is "fifty-one trillion, two hundred billion, forty-one million, one hundred one thousand, one hundred eleven".