1895882690065 has 16 divisors (see below), whose sum is σ = 2800072896768. Its totient is φ = 1200031240896.

The previous prime is 1895882690059. The next prime is 1895882690069. The reversal of 1895882690065 is 5600962885981.

It is a cyclic number.

It is not a de Polignac number, because 1895882690065 - 2²¹ = 1895880592913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1895882690069) 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, 2083387117 + ... + 2083388026.

It is an arithmetic number, because the mean of its divisors is an integer number (175004556048).

Almost surely, 2^{1895882690065} is an apocalyptic number.

It is an amenable number.

1895882690065 is a deficient number, since it is larger than the sum of its proper divisors (904190206703).

1895882690065 is a wasteful number, since it uses less digits than its factorization.

1895882690065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4166775168.

The product of its (nonzero) digits is 74649600, while the sum is 67.

The spelling of 1895882690065 in words is "one trillion, eight hundred ninety-five billion, eight hundred eighty-two million, six hundred ninety thousand, sixty-five".