2040203719427 has 2 divisors, whose sum is σ = 2040203719428. Its totient is φ = 2040203719426.

The previous prime is 2040203719409. The next prime is 2040203719459. The reversal of 2040203719427 is 7249173020402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2040203719427 - 2²⁶ = 2040136610563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040203716427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020101859713 + 1020101859714.

It is an arithmetic number, because the mean of its divisors is an integer number (1020101859714).

Almost surely, 2^{2040203719427} is an apocalyptic number.

2040203719427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040203719427 is an equidigital number, since it uses as much as digits as its factorization.

2040203719427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 41.

Adding to 2040203719427 its reverse (7249173020402), we get a palindrome (9289376739829).

The spelling of 2040203719427 in words is "two trillion, forty billion, two hundred three million, seven hundred nineteen thousand, four hundred twenty-seven".