140625443993 has 2 divisors, whose sum is σ = 140625443994. Its totient is φ = 140625443992.

The previous prime is 140625443851. The next prime is 140625444013. The reversal of 140625443993 is 399344526041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140064559504 + 560884489 = 374252^2 + 23683^2 .

It is a cyclic number.

It is not a de Polignac number, because 140625443993 - 2⁸ = 140625443737 is a prime.

It is not a weakly prime, because it can be changed into another prime (140625443093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70312721996 + 70312721997.

It is an arithmetic number, because the mean of its divisors is an integer number (70312721997).

Almost surely, 2^140625443993 is an apocalyptic number.

It is an amenable number.

140625443993 is a deficient number, since it is larger than the sum of its proper divisors (1).

140625443993 is an equidigital number, since it uses as much as digits as its factorization.

140625443993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 140625443993 in words is "one hundred forty billion, six hundred twenty-five million, four hundred forty-three thousand, nine hundred ninety-three".