542231045099 has 2 divisors, whose sum is σ = 542231045100. Its totient is φ = 542231045098.

The previous prime is 542231045087. The next prime is 542231045171. The reversal of 542231045099 is 990540132245.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542231045099 is a prime.

It is not a weakly prime, because it can be changed into another prime (542231045039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271115522549 + 271115522550.

It is an arithmetic number, because the mean of its divisors is an integer number (271115522550).

Almost surely, 2^542231045099 is an apocalyptic number.

542231045099 is a deficient number, since it is larger than the sum of its proper divisors (1).

542231045099 is an equidigital number, since it uses as much as digits as its factorization.

542231045099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 542231045099 in words is "five hundred forty-two billion, two hundred thirty-one million, forty-five thousand, ninety-nine".