51504011045304 has 64 divisors (see below), whose sum is σ = 132329794396800. Its totient is φ = 16695521732736.

The previous prime is 51504011045281. The next prime is 51504011045323. The reversal of 51504011045304 is 40354011040515.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108730894 + ... + 109203549.

It is an arithmetic number, because the mean of its divisors is an integer number (2067653037450).

Almost surely, 2^{51504011045304} is an apocalyptic number.

It is an amenable number.

51504011045304 is an abundant number, since it is smaller than the sum of its proper divisors (80825783351496).

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

51504011045304 is a wasteful number, since it uses less digits than its factorization.

51504011045304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217934724 (or 217934720 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 51504011045304 its reverse (40354011040515), we get a palindrome (91858022085819).

The spelling of 51504011045304 in words is "fifty-one trillion, five hundred four billion, eleven million, forty-five thousand, three hundred four".