42141420340 has 24 divisors (see below), whose sum is σ = 88677241632. Its totient is φ = 16822233120.

The previous prime is 42141420337. The next prime is 42141420353. The reversal of 42141420340 is 4302414124.

It is a super-3 number, since 3×42141420340³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

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, 2135874 + ... + 2155513.

It is an arithmetic number, because the mean of its divisors is an integer number (3694885068).

Almost surely, 2^42141420340 is an apocalyptic number.

It is an amenable number.

42141420340 is an abundant number, since it is smaller than the sum of its proper divisors (46535821292).

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

42141420340 is a wasteful number, since it uses less digits than its factorization.

42141420340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4291887 (or 4291885 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 42141420340 its reverse (4302414124), we get a palindrome (46443834464).

The spelling of 42141420340 in words is "forty-two billion, one hundred forty-one million, four hundred twenty thousand, three hundred forty".