42342035340 has 48 divisors (see below), whose sum is σ = 129335673600. Its totient is φ = 10264735680.

The previous prime is 42342035291. The next prime is 42342035341. The reversal of 42342035340 is 4353024324.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 42342035298 and 42342035307.

It is not an unprimeable number, because it can be changed into a prime (42342035341) 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 15 ways as a sum of consecutive naturals, for example, 32076640 + ... + 32077959.

It is an arithmetic number, because the mean of its divisors is an integer number (2694493200).

Almost surely, 2^42342035340 is an apocalyptic number.

It is an amenable number.

42342035340 is an abundant number, since it is smaller than the sum of its proper divisors (86993638260).

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

42342035340 is a wasteful number, since it uses less digits than its factorization.

42342035340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64154622 (or 64154620 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 42342035340 its reverse (4353024324), we get a palindrome (46695059664).

The spelling of 42342035340 in words is "forty-two billion, three hundred forty-two million, thirty-five thousand, three hundred forty".