51161160304 has 10 divisors (see below), whose sum is σ = 99124748120. Its totient is φ = 25580580144.

The previous prime is 51161160301. The next prime is 51161160311. The reversal of 51161160304 is 40306116115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51161160301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1598786244 + ... + 1598786275.

It is an arithmetic number, because the mean of its divisors is an integer number (9912474812).

Almost surely, 2^51161160304 is an apocalyptic number.

It is an amenable number.

51161160304 is a deficient number, since it is larger than the sum of its proper divisors (47963587816).

51161160304 is a wasteful number, since it uses less digits than its factorization.

51161160304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197572527 (or 3197572521 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 51161160304 its reverse (40306116115), we get a palindrome (91467276419).

It can be divided in two parts, 511611 and 60304, that added together give a triangular number (571915 = T₁₀₆₉).

The spelling of 51161160304 in words is "fifty-one billion, one hundred sixty-one million, one hundred sixty thousand, three hundred four".