42340745204471 has 8 divisors (see below), whose sum is σ = 48389472848160. Its totient is φ = 36292030000128.

The previous prime is 42340745204431. The next prime is 42340745204489. The reversal of 42340745204471 is 17440254704324.

42340745204471 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-42340745204471 is a prime.

It is a super-3 number, since 3×42340745204471³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340745204411) 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 in 7 ways as a sum of consecutive naturals, for example, 5939495 + ... + 10952583.

It is an arithmetic number, because the mean of its divisors is an integer number (6048684106020).

Almost surely, 2^{42340745204471} is an apocalyptic number.

42340745204471 is a deficient number, since it is larger than the sum of its proper divisors (6048727643689).

42340745204471 is a wasteful number, since it uses less digits than its factorization.

42340745204471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6219673.

The product of its (nonzero) digits is 3010560, while the sum is 47.

Adding to 42340745204471 its reverse (17440254704324), we get a palindrome (59780999908795).

The spelling of 42340745204471 in words is "forty-two trillion, three hundred forty billion, seven hundred forty-five million, two hundred four thousand, four hundred seventy-one".