42143402233434 has 16 divisors (see below), whose sum is σ = 84310621068960. Its totient is φ = 14043831310800.

The previous prime is 42143402233423. The next prime is 42143402233463. The reversal of 42143402233434 is 43433220434124.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42143402233392 and 42143402233401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 992335417 + ... + 992377884.

It is an arithmetic number, because the mean of its divisors is an integer number (5269413816810).

Almost surely, 2^{42143402233434} is an apocalyptic number.

42143402233434 is an abundant number, since it is smaller than the sum of its proper divisors (42167218835526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42143402233434 is a wasteful number, since it uses less digits than its factorization.

42143402233434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984716845.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 42143402233434 its reverse (43433220434124), we get a palindrome (85576622667558).

The spelling of 42143402233434 in words is "forty-two trillion, one hundred forty-three billion, four hundred two million, two hundred thirty-three thousand, four hundred thirty-four".