140540321304 has 96 divisors (see below), whose sum is σ = 414479286000. Its totient is φ = 42850757376.

The previous prime is 140540321293. The next prime is 140540321309. The reversal of 140540321304 is 403123045041.

It is a happy number.

140540321304 is a `hidden beast` number, since 1 + 40 + 5 + 403 + 213 + 0 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140540321309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1731607 + ... + 1810950.

Almost surely, 2^140540321304 is an apocalyptic number.

It is an amenable number.

140540321304 is an abundant number, since it is smaller than the sum of its proper divisors (273938964696).

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

140540321304 is a wasteful number, since it uses less digits than its factorization.

140540321304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542617 (or 3542610 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 140540321304 its reverse (403123045041), we get a palindrome (543663366345).

The spelling of 140540321304 in words is "one hundred forty billion, five hundred forty million, three hundred twenty-one thousand, three hundred four".