51061554536229 has 16 divisors (see below), whose sum is σ = 75821451283200. Its totient is φ = 33962419637568.

The previous prime is 51061554536197. The next prime is 51061554536273. The reversal of 51061554536229 is 92263545516015.

51061554536229 is a `hidden beast` number, since 5 + 1 + 0 + 6 + 1 + 5 + 5 + 4 + 5 + 3 + 622 + 9 = 666.

It is not a de Polignac number, because 51061554536229 - 2⁵ = 51061554536197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51061554536299) 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, 2183785869 + ... + 2183809250.

It is an arithmetic number, because the mean of its divisors is an integer number (4738840705200).

Almost surely, 2^{51061554536229} is an apocalyptic number.

It is an amenable number.

51061554536229 is a deficient number, since it is larger than the sum of its proper divisors (24759896746971).

51061554536229 is a wasteful number, since it uses less digits than its factorization.

51061554536229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367595561 (or 4367595555 counting only the distinct ones).

The product of its (nonzero) digits is 9720000, while the sum is 54.

The spelling of 51061554536229 in words is "fifty-one trillion, sixty-one billion, five hundred fifty-four million, five hundred thirty-six thousand, two hundred twenty-nine".