140144432210077 has 2 divisors, whose sum is σ = 140144432210078. Its totient is φ = 140144432210076.

The previous prime is 140144432210023. The next prime is 140144432210117. The reversal of 140144432210077 is 770012234441041.

It is an a-pointer prime, because the next prime (140144432210117) can be obtained adding 140144432210077 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115090112736036 + 25054319474041 = 10728006^2 + 5005429^2 .

It is an emirp because it is prime and its reverse (770012234441041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140144432210077 - 2¹⁹ = 140144431685789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140144432210177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70072216105038 + 70072216105039.

It is an arithmetic number, because the mean of its divisors is an integer number (70072216105039).

Almost surely, 2^{140144432210077} is an apocalyptic number.

It is an amenable number.

140144432210077 is a deficient number, since it is larger than the sum of its proper divisors (1).

140144432210077 is an equidigital number, since it uses as much as digits as its factorization.

140144432210077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528, while the sum is 40.

The spelling of 140144432210077 in words is "one hundred forty trillion, one hundred forty-four billion, four hundred thirty-two million, two hundred ten thousand, seventy-seven".