140440324232321 has 16 divisors (see below), whose sum is σ = 145598259552000. Its totient is φ = 135378110567808.

The previous prime is 140440324232303. The next prime is 140440324232339. The reversal of 140440324232321 is 123232423044041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (140440324232303) and next prime (140440324232339).

It is a cyclic number.

It is not a de Polignac number, because 140440324232321 - 2¹⁰ = 140440324231297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140440324232821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26433971 + ... + 31299128.

It is an arithmetic number, because the mean of its divisors is an integer number (9099891222000).

Almost surely, 2^{140440324232321} is an apocalyptic number.

It is an amenable number.

140440324232321 is a deficient number, since it is larger than the sum of its proper divisors (5157935319679).

140440324232321 is an equidigital number, since it uses as much as digits as its factorization.

140440324232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57733928.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 140440324232321 its reverse (123232423044041), we get a palindrome (263672747276362).

The spelling of 140440324232321 in words is "one hundred forty trillion, four hundred forty billion, three hundred twenty-four million, two hundred thirty-two thousand, three hundred twenty-one".