2040038364040 has 16 divisors (see below), whose sum is σ = 4590086319180. Its totient is φ = 816015345600.

The previous prime is 2040038363999. The next prime is 2040038364041. The reversal of 2040038364040 is 404638300402.

It can be written as a sum of positive squares in 2 ways, for example, as 1769948195236 + 270090168804 = 1330394^2 + 519702^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2040038363987 and 2040038364005.

It is not an unprimeable number, because it can be changed into a prime (2040038364041) 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, 25500479511 + ... + 25500479590.

Almost surely, 2^{2040038364040} is an apocalyptic number.

2040038364040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2040038364040 is an abundant number, since it is smaller than the sum of its proper divisors (2550047955140).

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

2040038364040 is a wasteful number, since it uses less digits than its factorization.

2040038364040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51000959112 (or 51000959108 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 2040038364040 in words is "two trillion, forty billion, thirty-eight million, three hundred sixty-four thousand, forty".