1836648275563 has 16 divisors (see below), whose sum is σ = 1853125281792. Its totient is φ = 1820232540000.

The previous prime is 1836648275549. The next prime is 1836648275621. The reversal of 1836648275563 is 3655728466381.

It is a cyclic number.

It is not a de Polignac number, because 1836648275563 - 2⁹ = 1836648275051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1836648275495 and 1836648275504.

It is not an unprimeable number, because it can be changed into a prime (1836648275513) 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, 142248078 + ... + 142260988.

It is an arithmetic number, because the mean of its divisors is an integer number (115820330112).

Almost surely, 2^{1836648275563} is an apocalyptic number.

1836648275563 is a deficient number, since it is larger than the sum of its proper divisors (16477006229).

1836648275563 is a wasteful number, since it uses less digits than its factorization.

1836648275563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15186.

The product of its digits is 174182400, while the sum is 64.

The spelling of 1836648275563 in words is "one trillion, eight hundred thirty-six billion, six hundred forty-eight million, two hundred seventy-five thousand, five hundred sixty-three".