42530640019199 has 4 divisors (see below), whose sum is σ = 42732207033720. Its totient is φ = 42329073004680.

The previous prime is 42530640019183. The next prime is 42530640019229. The reversal of 42530640019199 is 99191004603524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42530640019199 - 2⁴ = 42530640019183 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42530640019199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42530640019499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100783506944 + ... + 100783507365.

It is an arithmetic number, because the mean of its divisors is an integer number (10683051758430).

Almost surely, 2^{42530640019199} is an apocalyptic number.

42530640019199 is a deficient number, since it is larger than the sum of its proper divisors (201567014521).

42530640019199 is a wasteful number, since it uses less digits than its factorization.

42530640019199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201567014520.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 42530640019199 in words is "forty-two trillion, five hundred thirty billion, six hundred forty million, nineteen thousand, one hundred ninety-nine".