51044105535 has 16 divisors (see below), whose sum is σ = 81831034080. Its totient is φ = 27170034560.

The previous prime is 51044105533. The next prime is 51044105569. The reversal of 51044105535 is 53550144015.

It is not a de Polignac number, because 51044105535 - 2¹ = 51044105533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51044105496 and 51044105505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51044105533) 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, 3335136 + ... + 3350405.

It is an arithmetic number, because the mean of its divisors is an integer number (5114439630).

Almost surely, 2^51044105535 is an apocalyptic number.

51044105535 is a deficient number, since it is larger than the sum of its proper divisors (30786928545).

51044105535 is a wasteful number, since it uses less digits than its factorization.

51044105535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6686058.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 51044105535 in words is "fifty-one billion, forty-four million, one hundred five thousand, five hundred thirty-five".