51160040016505 has 16 divisors (see below), whose sum is σ = 73212877142784. Its totient is φ = 33555902022720.

The previous prime is 51160040016493. The next prime is 51160040016517. The reversal of 51160040016505 is 50561004006115.

It is an interprime number because it is at equal distance from previous prime (51160040016493) and next prime (51160040016517).

It is not a de Polignac number, because 51160040016505 - 2¹⁷ = 51160039885433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 31776421566 + ... + 31776423175.

It is an arithmetic number, because the mean of its divisors is an integer number (4575804821424).

Almost surely, 2^{51160040016505} is an apocalyptic number.

It is an amenable number.

51160040016505 is a deficient number, since it is larger than the sum of its proper divisors (22052837126279).

51160040016505 is a wasteful number, since it uses less digits than its factorization.

51160040016505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63552844776.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 51160040016505 in words is "fifty-one trillion, one hundred sixty billion, forty million, sixteen thousand, five hundred five".