42850750542191 has 2 divisors, whose sum is σ = 42850750542192. Its totient is φ = 42850750542190.

The previous prime is 42850750542091. The next prime is 42850750542209. The reversal of 42850750542191 is 19124505705824.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42850750542191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42850750542091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21425375271095 + 21425375271096.

It is an arithmetic number, because the mean of its divisors is an integer number (21425375271096).

Almost surely, 2^{42850750542191} is an apocalyptic number.

42850750542191 is a deficient number, since it is larger than the sum of its proper divisors (1).

42850750542191 is an equidigital number, since it uses as much as digits as its factorization.

42850750542191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032000, while the sum is 53.

The spelling of 42850750542191 in words is "forty-two trillion, eight hundred fifty billion, seven hundred fifty million, five hundred forty-two thousand, one hundred ninety-one".