140413442340 has 96 divisors (see below), whose sum is σ = 400786089984. Its totient is φ = 36721998720.

The previous prime is 140413442329. The next prime is 140413442347. The reversal of 140413442340 is 43244314041.

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 = 140413442298 and 140413442307.

It is not an unprimeable number, because it can be changed into a prime (140413442347) 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, 835605 + ... + 989475.

It is an arithmetic number, because the mean of its divisors is an integer number (4174855104).

Almost surely, 2^140413442340 is an apocalyptic number.

140413442340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140413442340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200393044992).

140413442340 is an abundant number, since it is smaller than the sum of its proper divisors (260372647644).

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

140413442340 is a wasteful number, since it uses less digits than its factorization.

140413442340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154177 (or 154175 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 140413442340 its reverse (43244314041), we get a palindrome (183657756381).

The spelling of 140413442340 in words is "one hundred forty billion, four hundred thirteen million, four hundred forty-two thousand, three hundred forty".