42400022303143 has 4 divisors (see below), whose sum is σ = 42775243739568. Its totient is φ = 42024800866720.

The previous prime is 42400022303137. The next prime is 42400022303147. The reversal of 42400022303143 is 34130322000424.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42400022303143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42400022303147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187610718043 + ... + 187610718268.

It is an arithmetic number, because the mean of its divisors is an integer number (10693810934892).

Almost surely, 2^{42400022303143} is an apocalyptic number.

42400022303143 is a deficient number, since it is larger than the sum of its proper divisors (375221436425).

42400022303143 is a wasteful number, since it uses less digits than its factorization.

42400022303143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375221436424.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 42400022303143 its reverse (34130322000424), we get a palindrome (76530344303567).

The spelling of 42400022303143 in words is "forty-two trillion, four hundred billion, twenty-two million, three hundred three thousand, one hundred forty-three".