1854012116065 has 8 divisors (see below), whose sum is σ = 2224822517568. Its totient is φ = 1483204374000.

The previous prime is 1854012116039. The next prime is 1854012116081. The reversal of 1854012116065 is 5606112104581.

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

It is not a de Polignac number, because 1854012116065 - 2¹⁹ = 1854011591777 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, 1523940 + ... + 2455690.

It is an arithmetic number, because the mean of its divisors is an integer number (278102814696).

Almost surely, 2^{1854012116065} is an apocalyptic number.

It is an amenable number.

1854012116065 is a deficient number, since it is larger than the sum of its proper divisors (370810401503).

1854012116065 is an equidigital number, since it uses as much as digits as its factorization.

1854012116065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329719.

The product of its (nonzero) digits is 57600, while the sum is 40.

The spelling of 1854012116065 in words is "one trillion, eight hundred fifty-four billion, twelve million, one hundred sixteen thousand, sixty-five".