56051105610505 has 8 divisors (see below), whose sum is σ = 67277624631552. Its totient is φ = 44830019222448.

The previous prime is 56051105610469. The next prime is 56051105610523. The reversal of 56051105610505 is 50501650115065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56051105610505 - 2¹³ = 56051105602313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1358135547 + ... + 1358176816.

It is an arithmetic number, because the mean of its divisors is an integer number (8409703078944).

Almost surely, 2^{56051105610505} is an apocalyptic number.

It is an amenable number.

56051105610505 is a deficient number, since it is larger than the sum of its proper divisors (11226519021047).

56051105610505 is a wasteful number, since it uses less digits than its factorization.

56051105610505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716316495.

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 56051105610505 in words is "fifty-six trillion, fifty-one billion, one hundred five million, six hundred ten thousand, five hundred five".