140540534404221 has 8 divisors (see below), whose sum is σ = 214157004806464. Its totient is φ = 80308876802400.

The previous prime is 140540534404189. The next prime is 140540534404223. The reversal of 140540534404221 is 122404435045041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140540534404221 - 2⁵ = 140540534404189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140540534404221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140540534404223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3346203200080 + ... + 3346203200121.

It is an arithmetic number, because the mean of its divisors is an integer number (26769625600808).

Almost surely, 2^{140540534404221} is an apocalyptic number.

It is an amenable number.

140540534404221 is a deficient number, since it is larger than the sum of its proper divisors (73616470402243).

140540534404221 is an equidigital number, since it uses as much as digits as its factorization.

140540534404221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6692406400211.

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 140540534404221 its reverse (122404435045041), we get a palindrome (262944969449262).

The spelling of 140540534404221 in words is "one hundred forty trillion, five hundred forty billion, five hundred thirty-four million, four hundred four thousand, two hundred twenty-one".