51304411541121 has 16 divisors (see below), whose sum is σ = 70764977712000. Its totient is φ = 33023402270208.

The previous prime is 51304411541111. The next prime is 51304411541137. The reversal of 51304411541121 is 12114511440315.

It is a de Polignac number, because none of the positive numbers 2^k-51304411541121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51304411541111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25082580 + ... + 27050778.

It is an arithmetic number, because the mean of its divisors is an integer number (4422811107000).

Almost surely, 2^{51304411541121} is an apocalyptic number.

It is an amenable number.

51304411541121 is a deficient number, since it is larger than the sum of its proper divisors (19460566170879).

51304411541121 is a wasteful number, since it uses less digits than its factorization.

51304411541121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2267848.

The product of its (nonzero) digits is 9600, while the sum is 33.

Adding to 51304411541121 its reverse (12114511440315), we get a palindrome (63418922981436).

The spelling of 51304411541121 in words is "fifty-one trillion, three hundred four billion, four hundred eleven million, five hundred forty-one thousand, one hundred twenty-one".