2183656764040 has 16 divisors (see below), whose sum is σ = 4913227719180. Its totient is φ = 873462705600.

The previous prime is 2183656764001. The next prime is 2183656764043. The reversal of 2183656764040 is 404676563812.

It can be written as a sum of positive squares in 2 ways, for example, as 2108309808004 + 75346956036 = 1452002^2 + 274494^2 .

It is not an unprimeable number, because it can be changed into a prime (2183656764043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27295709511 + ... + 27295709590.

Almost surely, 2^{2183656764040} is an apocalyptic number.

2183656764040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2183656764040 is an abundant number, since it is smaller than the sum of its proper divisors (2729570955140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2183656764040 is a wasteful number, since it uses less digits than its factorization.

2183656764040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54591419112 (or 54591419108 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 2183656764040 in words is "two trillion, one hundred eighty-three billion, six hundred fifty-six million, seven hundred sixty-four thousand, forty".