140440330320439 has 2 divisors, whose sum is σ = 140440330320440. Its totient is φ = 140440330320438.

The previous prime is 140440330320397. The next prime is 140440330320473. The reversal of 140440330320439 is 934023033044041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140440330320439 - 2²¹ = 140440328223287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140440330360439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70220165160219 + 70220165160220.

It is an arithmetic number, because the mean of its divisors is an integer number (70220165160220).

Almost surely, 2^{140440330320439} is an apocalyptic number.

140440330320439 is a deficient number, since it is larger than the sum of its proper divisors (1).

140440330320439 is an equidigital number, since it uses as much as digits as its factorization.

140440330320439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 40.

The spelling of 140440330320439 in words is "one hundred forty trillion, four hundred forty billion, three hundred thirty million, three hundred twenty thousand, four hundred thirty-nine".