140403022240 has 48 divisors (see below), whose sum is σ = 357217694568. Its totient is φ = 51841115136.

The previous prime is 140403022223. The next prime is 140403022261. The reversal of 140403022240 is 42220304041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 119525084176 + 20877938064 = 345724^2 + 144492^2 .

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 7 ways as a sum of consecutive naturals, for example, 33748647 + ... + 33752806.

Almost surely, 2^140403022240 is an apocalyptic number.

140403022240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140403022240 is an abundant number, since it is smaller than the sum of its proper divisors (216814672328).

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

140403022240 is a wasteful number, since it uses less digits than its factorization.

140403022240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67501481 (or 67501473 counting only the distinct ones).

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

Adding to 140403022240 its reverse (42220304041), we get a palindrome (182623326281).

The spelling of 140403022240 in words is "one hundred forty billion, four hundred three million, twenty-two thousand, two hundred forty".