42403340140 has 96 divisors (see below), whose sum is σ = 104601176064. Its totient is φ = 14134176000.

The previous prime is 42403340081. The next prime is 42403340141. The reversal of 42403340140 is 4104330424.

It is not an unprimeable number, because it can be changed into a prime (42403340141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8922765 + ... + 8927515.

It is an arithmetic number, because the mean of its divisors is an integer number (1089595584).

Almost surely, 2^42403340140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42403340140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52300588032).

42403340140 is an abundant number, since it is smaller than the sum of its proper divisors (62197835924).

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

42403340140 is a wasteful number, since it uses less digits than its factorization.

42403340140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6527 (or 6525 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 42403340140 its reverse (4104330424), we get a palindrome (46507670564).

The spelling of 42403340140 in words is "forty-two billion, four hundred three million, three hundred forty thousand, one hundred forty".