42344135130 has 96 divisors (see below), whose sum is σ = 111989711232. Its totient is φ = 10239039360.

The previous prime is 42344135101. The next prime is 42344135137. The reversal of 42344135130 is 3153144324.

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

It is not an unprimeable number, because it can be changed into a prime (42344135137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1426419 + ... + 1455801.

It is an arithmetic number, because the mean of its divisors is an integer number (1166559492).

Almost surely, 2^42344135130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42344135130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55994855616).

42344135130 is an abundant number, since it is smaller than the sum of its proper divisors (69645576102).

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

42344135130 is a wasteful number, since it uses less digits than its factorization.

42344135130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29812 (or 29801 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 42344135130 its reverse (3153144324), we get a palindrome (45497279454).

The spelling of 42344135130 in words is "forty-two billion, three hundred forty-four million, one hundred thirty-five thousand, one hundred thirty".