2042637587899 has 2 divisors, whose sum is σ = 2042637587900. Its totient is φ = 2042637587898.

The previous prime is 2042637587869. The next prime is 2042637587941. The reversal of 2042637587899 is 9987857362402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042637587899 is a prime.

It is not a weakly prime, because it can be changed into another prime (2042637587869) by changing a digit.

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 as a sum of consecutive naturals, namely, 1021318793949 + 1021318793950.

It is an arithmetic number, because the mean of its divisors is an integer number (1021318793950).

Almost surely, 2^{2042637587899} is an apocalyptic number.

2042637587899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042637587899 is an equidigital number, since it uses as much as digits as its factorization.

2042637587899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 365783040, while the sum is 70.

The spelling of 2042637587899 in words is "two trillion, forty-two billion, six hundred thirty-seven million, five hundred eighty-seven thousand, eight hundred ninety-nine".