2040200100432 has 120 divisors (see below), whose sum is σ = 6193819939944. Its totient is φ = 623171653632.

The previous prime is 2040200100391. The next prime is 2040200100443. The reversal of 2040200100432 is 2340010020402.

2040200100432 is a `hidden beast` number, since 20 + 4 + 0 + 200 + 10 + 0 + 432 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 239085793296 + 1801114307136 = 488964^2 + 1342056^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3721093 + ... + 4234020.

Almost surely, 2^{2040200100432} is an apocalyptic number.

It is an amenable number.

2040200100432 is an abundant number, since it is smaller than the sum of its proper divisors (4153619839512).

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

2040200100432 is a wasteful number, since it uses less digits than its factorization.

2040200100432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7955277 (or 7955268 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 2040200100432 its reverse (2340010020402), we get a palindrome (4380210120834).

The spelling of 2040200100432 in words is "two trillion, forty billion, two hundred million, one hundred thousand, four hundred thirty-two".