2183400019755 has 24 divisors (see below), whose sum is σ = 3784659615360. Its totient is φ = 1164449370240.

The previous prime is 2183400019741. The next prime is 2183400019783. The reversal of 2183400019755 is 5579100043812.

2183400019755 is a `hidden beast` number, since 2 + 1 + 8 + 3 + 400 + 0 + 197 + 55 = 666.

It is not a de Polignac number, because 2183400019755 - 2⁹ = 2183400019243 is a prime.

It is a super-2 number, since 2×2183400019755² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2183400019755.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1145670 + ... + 2383140.

It is an arithmetic number, because the mean of its divisors is an integer number (157694150640).

Almost surely, 2^{2183400019755} is an apocalyptic number.

2183400019755 is a deficient number, since it is larger than the sum of its proper divisors (1601259595605).

2183400019755 is a wasteful number, since it uses less digits than its factorization.

2183400019755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276691 (or 1276688 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 2183400019755 in words is "two trillion, one hundred eighty-three billion, four hundred million, nineteen thousand, seven hundred fifty-five".