42143452334 has 16 divisors (see below), whose sum is σ = 64793621088. Its totient is φ = 20550340512.

The previous prime is 42143452327. The next prime is 42143452363. The reversal of 42143452334 is 43325434124.

It is a junction number, because it is equal to n+sod(n) for n = 42143452294 and 42143452303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172657 + ... + 1208060.

It is an arithmetic number, because the mean of its divisors is an integer number (4049601318).

Almost surely, 2^42143452334 is an apocalyptic number.

42143452334 is a deficient number, since it is larger than the sum of its proper divisors (22650168754).

42143452334 is a wasteful number, since it uses less digits than its factorization.

42143452334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2380939.

The product of its digits is 138240, while the sum is 35.

Adding to 42143452334 its reverse (43325434124), we get a palindrome (85468886458).

The spelling of 42143452334 in words is "forty-two billion, one hundred forty-three million, four hundred fifty-two thousand, three hundred thirty-four".