42420410334 has 24 divisors (see below), whose sum is σ = 93866441760. Its totient is φ = 13839282528.

The previous prime is 42420410321. The next prime is 42420410339. The reversal of 42420410334 is 43301402424.

It is a happy number.

42420410334 is a `hidden beast` number, since 4 + 242 + 0 + 410 + 3 + 3 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 42420410298 and 42420410307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42420410339) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 25070319 + ... + 25072010.

It is an arithmetic number, because the mean of its divisors is an integer number (3911101740).

Almost surely, 2^42420410334 is an apocalyptic number.

42420410334 is an abundant number, since it is smaller than the sum of its proper divisors (51446031426).

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

42420410334 is a wasteful number, since it uses less digits than its factorization.

42420410334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50142384 (or 50142381 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 42420410334 its reverse (43301402424), we get a palindrome (85721812758).

The spelling of 42420410334 in words is "forty-two billion, four hundred twenty million, four hundred ten thousand, three hundred thirty-four".