140196365993 has 2 divisors, whose sum is σ = 140196365994. Its totient is φ = 140196365992.

The previous prime is 140196365971. The next prime is 140196366007. The reversal of 140196365993 is 399563691041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140196327184 + 38809 = 374428^2 + 197^2 .

It is a cyclic number.

It is not a de Polignac number, because 140196365993 - 2³⁶ = 71476889257 is a prime.

It is not a weakly prime, because it can be changed into another prime (140196365923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70098182996 + 70098182997.

It is an arithmetic number, because the mean of its divisors is an integer number (70098182997).

Almost surely, 2^140196365993 is an apocalyptic number.

It is an amenable number.

140196365993 is a deficient number, since it is larger than the sum of its proper divisors (1).

140196365993 is an equidigital number, since it uses as much as digits as its factorization.

140196365993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4723920, while the sum is 56.

The spelling of 140196365993 in words is "one hundred forty billion, one hundred ninety-six million, three hundred sixty-five thousand, nine hundred ninety-three".