140024232040 has 128 divisors (see below), whose sum is σ = 392957982720. Its totient is φ = 43625836800.

The previous prime is 140024231987. The next prime is 140024232059. The reversal of 140024232040 is 40232420041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8748445 + ... + 8764435.

It is an arithmetic number, because the mean of its divisors is an integer number (3069984240).

Almost surely, 2^140024232040 is an apocalyptic number.

140024232040 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 140024232040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196478991360).

140024232040 is an abundant number, since it is smaller than the sum of its proper divisors (252933750680).

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

140024232040 is a wasteful number, since it uses less digits than its factorization.

140024232040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18863 (or 18859 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 140024232040 its reverse (40232420041), we get a palindrome (180256652081).

The spelling of 140024232040 in words is "one hundred forty billion, twenty-four million, two hundred thirty-two thousand, forty".